Merge branch 'master' into down-integrate

35 files changed, 100 insertions, 433 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 6fc4356f..9bf254cd 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -71,7 +71,6 @@ nobase_include_HEADERS =                                         \
   google/protobuf/stubs/atomicops_internals_arm64_gcc.h          \
   google/protobuf/stubs/atomicops_internals_arm_gcc.h            \
   google/protobuf/stubs/atomicops_internals_arm_qnx.h            \
-  google/protobuf/stubs/atomicops_internals_atomicword_compat.h  \
   google/protobuf/stubs/atomicops_internals_generic_c11_atomic.h \
   google/protobuf/stubs/atomicops_internals_generic_gcc.h        \
   google/protobuf/stubs/atomicops_internals_mips_gcc.h           \
@@ -184,7 +183,7 @@ nobase_include_HEADERS =                                         \
 lib_LTLIBRARIES = libprotobuf-lite.la libprotobuf.la libprotoc.la
 
 libprotobuf_lite_la_LIBADD = $(PTHREAD_LIBS)
-libprotobuf_lite_la_LDFLAGS = -version-info 14:0:0 -export-dynamic -no-undefined
+libprotobuf_lite_la_LDFLAGS = -version-info 15:0:0 -export-dynamic -no-undefined
 if HAVE_LD_VERSION_SCRIPT
 libprotobuf_lite_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libprotobuf-lite.map
 EXTRA_libprotobuf_lite_la_DEPENDENCIES = libprotobuf-lite.map
@@ -234,7 +233,7 @@ libprotobuf_lite_la_SOURCES =                                  \
   google/protobuf/io/zero_copy_stream_impl_lite.cc
 
 libprotobuf_la_LIBADD = $(PTHREAD_LIBS)
-libprotobuf_la_LDFLAGS = -version-info 14:0:0 -export-dynamic -no-undefined
+libprotobuf_la_LDFLAGS = -version-info 15:0:0 -export-dynamic -no-undefined
 if HAVE_LD_VERSION_SCRIPT
 libprotobuf_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libprotobuf.map
 EXTRA_libprotobuf_la_DEPENDENCIES = libprotobuf.map
@@ -325,7 +324,7 @@ libprotobuf_la_SOURCES =                                       \
 nodist_libprotobuf_la_SOURCES = $(nodist_libprotobuf_lite_la_SOURCES)
 
 libprotoc_la_LIBADD = $(PTHREAD_LIBS) libprotobuf.la
-libprotoc_la_LDFLAGS = -version-info 14:0:0 -export-dynamic -no-undefined
+libprotoc_la_LDFLAGS = -version-info 15:0:0 -export-dynamic -no-undefined
 if HAVE_LD_VERSION_SCRIPT
 libprotoc_la_LDFLAGS += -Wl,--version-script=$(srcdir)/libprotoc.map
 EXTRA_libprotoc_la_DEPENDENCIES = libprotoc.map
@@ -589,11 +588,8 @@ EXTRA_DIST =                                                   \
   $(js_well_known_types_sources)                               \
   solaris/libstdc++.la                                         \
   google/protobuf/unittest_proto3.proto                        \
-  google/protobuf/unittest_import_public_proto3.proto          \
-  google/protobuf/unittest_import_proto3.proto                 \
   google/protobuf/test_messages_proto3.proto                   \
   google/protobuf/test_messages_proto2.proto                   \
-  google/protobuf/map_unittest_proto3.proto                    \
   google/protobuf/io/gzip_stream.h                             \
   google/protobuf/io/gzip_stream_unittest.sh                   \
   google/protobuf/testdata/golden_message                      \
diff --git a/src/google/protobuf/any.pb.h b/src/google/protobuf/any.pb.h
index 14134370..673d335a 100644
--- a/src/google/protobuf/any.pb.h
+++ b/src/google/protobuf/any.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/api.pb.h b/src/google/protobuf/api.pb.h
index 9e175e3e..ffcba0fd 100644
--- a/src/google/protobuf/api.pb.h
+++ b/src/google/protobuf/api.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/compiler/command_line_interface.cc b/src/google/protobuf/compiler/command_line_interface.cc
index 6c2fc164..1f6d748d 100644
--- a/src/google/protobuf/compiler/command_line_interface.cc
+++ b/src/google/protobuf/compiler/command_line_interface.cc
@@ -100,7 +100,7 @@ namespace compiler {
 #endif
 
 namespace {
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::access;
diff --git a/src/google/protobuf/compiler/command_line_interface_unittest.cc b/src/google/protobuf/compiler/command_line_interface_unittest.cc
index 38d0e388..ef7579a2 100644
--- a/src/google/protobuf/compiler/command_line_interface_unittest.cc
+++ b/src/google/protobuf/compiler/command_line_interface_unittest.cc
@@ -70,7 +70,7 @@ namespace google {
 namespace protobuf {
 namespace compiler {
 
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::access;
diff --git a/src/google/protobuf/compiler/importer.cc b/src/google/protobuf/compiler/importer.cc
index 9792ffe8..a5341e0d 100644
--- a/src/google/protobuf/compiler/importer.cc
+++ b/src/google/protobuf/compiler/importer.cc
@@ -65,7 +65,7 @@ namespace google {
 namespace protobuf {
 namespace compiler {
 
-#ifdef _MSC_VER
+#ifdef _WIN32
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::access;
diff --git a/src/google/protobuf/compiler/objectivec/objectivec_helpers.cc b/src/google/protobuf/compiler/objectivec/objectivec_helpers.cc
index 54dc7455..14715ef6 100644
--- a/src/google/protobuf/compiler/objectivec/objectivec_helpers.cc
+++ b/src/google/protobuf/compiler/objectivec/objectivec_helpers.cc
@@ -50,11 +50,6 @@
 #include <google/protobuf/stubs/io_win32.h>
 #include <google/protobuf/stubs/strutil.h>
 
-#if defined(_MSC_VER)
-// DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
-// them like we do below.
-using google::protobuf::internal::win32::open;
-#endif
 
 // NOTE: src/google/protobuf/compiler/plugin.cc makes use of cerr for some
 // error cases, so it seems to be ok to use as a back door for errors.
@@ -64,6 +59,16 @@ namespace protobuf {
 namespace compiler {
 namespace objectivec {
 
+// <io.h> is transitively included in this file. Import the functions explicitly
+// in this port namespace to avoid ambiguous definition.
+namespace posix {
+#ifdef _WIN32
+using ::google::protobuf::internal::win32::open;
+#else
+using ::open;
+#endif
+}  // namespace port
+
 Options::Options() {
   // Default is the value of the env for the package prefixes.
   const char* file_path = getenv("GPB_OBJC_EXPECTED_PACKAGE_PREFIXES");
@@ -1469,7 +1474,7 @@ bool ParseSimpleFile(
     const string& path, LineConsumer* line_consumer, string* out_error) {
   int fd;
   do {
-    fd = open(path.c_str(), O_RDONLY);
+    fd = posix::open(path.c_str(), O_RDONLY);
   } while (fd < 0 && errno == EINTR);
   if (fd < 0) {
     *out_error =
diff --git a/src/google/protobuf/compiler/php/php_generator.cc b/src/google/protobuf/compiler/php/php_generator.cc
index e4364ac2..dd4392c2 100644
--- a/src/google/protobuf/compiler/php/php_generator.cc
+++ b/src/google/protobuf/compiler/php/php_generator.cc
@@ -215,19 +215,12 @@ std::string NamespacedName(const string& classname,
 
 template <typename DescriptorType>
 std::string FullClassName(const DescriptorType* desc, bool is_descriptor) {
-  string classname = desc->name();
-  const Descriptor* containing = desc->containing_type();
-  while (containing != NULL) {
-    classname = containing->name() + '_' + classname;
-    containing = containing->containing_type();
-  }
-  classname = ClassNamePrefix(classname, desc) + classname;
+  string classname = GeneratedClassName(desc);
   return NamespacedName(classname, desc, is_descriptor);
 }
 
 std::string FullClassName(const ServiceDescriptor* desc, bool is_descriptor) {
-  string classname = desc->name();
-  classname = ClassNamePrefix(classname, desc) + classname;
+  string classname = GeneratedClassName(desc);
   return NamespacedName(classname, desc, is_descriptor);
 }
 
@@ -1419,6 +1412,31 @@ bool Generator::Generate(const FileDescriptor* file, const string& parameter,
   return true;
 }
 
+std::string GeneratedClassName(const Descriptor* desc) {
+  std::string classname = desc->name();
+  const Descriptor* containing = desc->containing_type();
+  while (containing != NULL) {
+    classname = containing->name() + '_' + classname;
+    containing = containing->containing_type();
+  }
+  return ClassNamePrefix(classname, desc) + classname;
+}
+
+std::string GeneratedClassName(const EnumDescriptor* desc) {
+  std::string classname = desc->name();
+  const Descriptor* containing = desc->containing_type();
+  while (containing != NULL) {
+    classname = containing->name() + '_' + classname;
+    containing = containing->containing_type();
+  }
+  return ClassNamePrefix(classname, desc) + classname;
+}
+
+std::string GeneratedClassName(const ServiceDescriptor* desc) {
+  std::string classname = desc->name();
+  return ClassNamePrefix(classname, desc) + classname;
+}
+
 }  // namespace php
 }  // namespace compiler
 }  // namespace protobuf
diff --git a/src/google/protobuf/compiler/php/php_generator.h b/src/google/protobuf/compiler/php/php_generator.h
index ce2b000a..67e70bc7 100644
--- a/src/google/protobuf/compiler/php/php_generator.h
+++ b/src/google/protobuf/compiler/php/php_generator.h
@@ -32,6 +32,7 @@
 #define GOOGLE_PROTOBUF_COMPILER_PHP_GENERATOR_H__
 
 #include <google/protobuf/compiler/code_generator.h>
+#include <google/protobuf/descriptor.h>
 
 #include <string>
 
@@ -47,8 +48,16 @@ class LIBPROTOC_EXPORT Generator
       const string& parameter,
       GeneratorContext* generator_context,
       string* error) const;
+
 };
 
+// To skip reserved keywords in php, some generated classname are prefixed.
+// Other code generators may need following API to figure out the actual
+// classname.
+std::string GeneratedClassName(const google::protobuf::Descriptor* desc);
+std::string GeneratedClassName(const google::protobuf::EnumDescriptor* desc);
+std::string GeneratedClassName(const google::protobuf::ServiceDescriptor* desc);
+
 }  // namespace php
 }  // namespace compiler
 }  // namespace protobuf
diff --git a/src/google/protobuf/compiler/plugin.cc b/src/google/protobuf/compiler/plugin.cc
index 7f975510..bde3d798 100644
--- a/src/google/protobuf/compiler/plugin.cc
+++ b/src/google/protobuf/compiler/plugin.cc
@@ -54,7 +54,7 @@ namespace google {
 namespace protobuf {
 namespace compiler {
 
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::setmode;
diff --git a/src/google/protobuf/compiler/plugin.pb.h b/src/google/protobuf/compiler/plugin.pb.h
index 617fd799..9618ec00 100644
--- a/src/google/protobuf/compiler/plugin.pb.h
+++ b/src/google/protobuf/compiler/plugin.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/descriptor.pb.h b/src/google/protobuf/descriptor.pb.h
index 2eecfa29..3f964afe 100644
--- a/src/google/protobuf/descriptor.pb.h
+++ b/src/google/protobuf/descriptor.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/duration.pb.h b/src/google/protobuf/duration.pb.h
index 23f7f4bb..bc1a043e 100644
--- a/src/google/protobuf/duration.pb.h
+++ b/src/google/protobuf/duration.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/empty.pb.h b/src/google/protobuf/empty.pb.h
index 3d44429a..88be1475 100644
--- a/src/google/protobuf/empty.pb.h
+++ b/src/google/protobuf/empty.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/field_mask.pb.h b/src/google/protobuf/field_mask.pb.h
index e94cdd03..76be06a7 100644
--- a/src/google/protobuf/field_mask.pb.h
+++ b/src/google/protobuf/field_mask.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/io/zero_copy_stream_impl.cc b/src/google/protobuf/io/zero_copy_stream_impl.cc
index 83dec3e6..dd921135 100644
--- a/src/google/protobuf/io/zero_copy_stream_impl.cc
+++ b/src/google/protobuf/io/zero_copy_stream_impl.cc
@@ -56,9 +56,6 @@ namespace io {
 // Win32 lseek is broken:  If invoked on a non-seekable file descriptor, its
 // return value is undefined.  We re-define it to always produce an error.
 #define lseek(fd, offset, origin) ((off_t)-1)
-#endif
-
-#ifdef _MSC_VER
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::access;
diff --git a/src/google/protobuf/io/zero_copy_stream_unittest.cc b/src/google/protobuf/io/zero_copy_stream_unittest.cc
index dfc383a3..91792f18 100644
--- a/src/google/protobuf/io/zero_copy_stream_unittest.cc
+++ b/src/google/protobuf/io/zero_copy_stream_unittest.cc
@@ -83,9 +83,6 @@ namespace {
 
 #ifdef _WIN32
 #define pipe(fds) _pipe(fds, 4096, O_BINARY)
-#endif
-
-#ifdef _MSC_VER
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::access;
diff --git a/src/google/protobuf/map_unittest_proto3.proto b/src/google/protobuf/map_unittest_proto3.proto
deleted file mode 100644
index 16be2773..00000000
--- a/src/google/protobuf/map_unittest_proto3.proto
+++ /dev/null
@@ -1,120 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// This file is mostly equivalent to map_unittest.proto, but imports
-// unittest_proto3.proto instead of unittest.proto, so that it only
-// uses proto3 messages. This makes it suitable for testing
-// implementations which only support proto3.
-// The TestRequiredMessageMap message has been removed as there are no
-// required fields in proto3.
-syntax = "proto3";
-
-option cc_enable_arenas = true;
-option csharp_namespace = "Google.Protobuf.TestProtos";
-
-import "google/protobuf/unittest_proto3.proto";
-
-// We don't put this in a package within proto2 because we need to make sure
-// that the generated code doesn't depend on being in the proto2 namespace.
-// In map_test_util.h we do "using namespace unittest = protobuf_unittest".
-package protobuf_unittest;
-
-// Tests maps.
-message TestMap {
-  map<int32   , int32   > map_int32_int32       = 1;
-  map<int64   , int64   > map_int64_int64       = 2;
-  map<uint32  , uint32  > map_uint32_uint32     = 3;
-  map<uint64  , uint64  > map_uint64_uint64     = 4;
-  map<sint32  , sint32  > map_sint32_sint32     = 5;
-  map<sint64  , sint64  > map_sint64_sint64     = 6;
-  map<fixed32 , fixed32 > map_fixed32_fixed32   = 7;
-  map<fixed64 , fixed64 > map_fixed64_fixed64   = 8;
-  map<sfixed32, sfixed32> map_sfixed32_sfixed32 = 9;
-  map<sfixed64, sfixed64> map_sfixed64_sfixed64 = 10;
-  map<int32   , float   > map_int32_float       = 11;
-  map<int32   , double  > map_int32_double      = 12;
-  map<bool    , bool    > map_bool_bool         = 13;
-  map<string  , string  > map_string_string     = 14;
-  map<int32   , bytes   > map_int32_bytes       = 15;
-  map<int32   , MapEnum > map_int32_enum        = 16;
-  map<int32   , ForeignMessage> map_int32_foreign_message = 17;
-}
-
-message TestMapSubmessage {
-  TestMap test_map = 1;
-}
-
-message TestMessageMap {
-  map<int32, TestAllTypes> map_int32_message = 1;
-}
-
-// Two map fields share the same entry default instance.
-message TestSameTypeMap {
-  map<int32, int32> map1 = 1;
-  map<int32, int32> map2 = 2;
-}
-
-enum MapEnum {
-  MAP_ENUM_FOO = 0;
-  MAP_ENUM_BAR = 1;
-  MAP_ENUM_BAZ = 2;
-}
-
-message TestArenaMap {
-  map<int32   , int32   > map_int32_int32       = 1;
-  map<int64   , int64   > map_int64_int64       = 2;
-  map<uint32  , uint32  > map_uint32_uint32     = 3;
-  map<uint64  , uint64  > map_uint64_uint64     = 4;
-  map<sint32  , sint32  > map_sint32_sint32     = 5;
-  map<sint64  , sint64  > map_sint64_sint64     = 6;
-  map<fixed32 , fixed32 > map_fixed32_fixed32   = 7;
-  map<fixed64 , fixed64 > map_fixed64_fixed64   = 8;
-  map<sfixed32, sfixed32> map_sfixed32_sfixed32 = 9;
-  map<sfixed64, sfixed64> map_sfixed64_sfixed64 = 10;
-  map<int32   , float   > map_int32_float       = 11;
-  map<int32   , double  > map_int32_double      = 12;
-  map<bool    , bool    > map_bool_bool         = 13;
-  map<int32   , MapEnum > map_int32_enum        = 14;
-  map<int32   , ForeignMessage> map_int32_foreign_message = 15;
-}
-
-// Previously, message containing enum called Type cannot be used as value of
-// map field.
-message MessageContainingEnumCalledType {
-  enum Type {
-    TYPE_FOO = 0;
-  }
-  map<int32, MessageContainingEnumCalledType> type = 1;
-}
-
-// Previously, message cannot contain map field called "entry".
-message MessageContainingMapCalledEntry {
-  map<int32, int32> entry = 1;
-}
diff --git a/src/google/protobuf/message_unittest.cc b/src/google/protobuf/message_unittest.cc
index d328f9dd..a27036e7 100644
--- a/src/google/protobuf/message_unittest.cc
+++ b/src/google/protobuf/message_unittest.cc
@@ -63,7 +63,7 @@
 namespace google {
 namespace protobuf {
 
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::close;
diff --git a/src/google/protobuf/source_context.pb.h b/src/google/protobuf/source_context.pb.h
index 74a41850..9f8255cd 100644
--- a/src/google/protobuf/source_context.pb.h
+++ b/src/google/protobuf/source_context.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/struct.pb.h b/src/google/protobuf/struct.pb.h
index 45c168b9..ada1a189 100644
--- a/src/google/protobuf/struct.pb.h
+++ b/src/google/protobuf/struct.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/stubs/atomicops.h b/src/google/protobuf/stubs/atomicops.h
index 64c838fb..cb4553b1 100644
--- a/src/google/protobuf/stubs/atomicops.h
+++ b/src/google/protobuf/stubs/atomicops.h
@@ -67,15 +67,16 @@ namespace internal {
   typedef intptr_t Atomic32;
   typedef int64 Atomic64;
 #else
-  typedef int32 Atomic32;
   // We need to be able to go between Atomic64 and AtomicWord implicitly.  This
   // means Atomic64 and AtomicWord should be the same type on 64-bit.
   #if defined(__ILP32__) || defined(GOOGLE_PROTOBUF_OS_NACL)
   // NaCl's intptr_t is not actually 64-bits on 64-bit!
   // http://code.google.com/p/nativeclient/issues/detail?id=1162
   // sparcv9's pointer type is 32bits
+  typedef intptr_t Atomic32;
   typedef int64 Atomic64;
   #else
+  typedef int32 Atomic32;
   typedef intptr_t Atomic64;
   #endif
 #endif
@@ -229,12 +230,6 @@ Atomic64 Release_Load(volatile const Atomic64* ptr);
 #error GOOGLE_PROTOBUF_ATOMICOPS_ERROR
 #endif
 
-// On some platforms we need additional declarations to make AtomicWord
-// compatible with our other Atomic* types.
-#if defined(GOOGLE_PROTOBUF_OS_APPLE)
-#include <google/protobuf/stubs/atomicops_internals_atomicword_compat.h>
-#endif
-
 #undef GOOGLE_PROTOBUF_ATOMICOPS_ERROR
 
 #endif  // GOOGLE_PROTOBUF_NO_THREAD_SAFETY
diff --git a/src/google/protobuf/stubs/atomicops_internals_atomicword_compat.h b/src/google/protobuf/stubs/atomicops_internals_atomicword_compat.h
deleted file mode 100644
index eb198ff5..00000000
--- a/src/google/protobuf/stubs/atomicops_internals_atomicword_compat.h
+++ /dev/null
@@ -1,122 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2012 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// This file is an internal atomic implementation, use atomicops.h instead.
-
-#ifndef GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_
-#define GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_
-
-// AtomicWord is a synonym for intptr_t, and Atomic32 is a synonym for int32,
-// which in turn means int. On some LP32 platforms, intptr_t is an int, but
-// on others, it's a long. When AtomicWord and Atomic32 are based on different
-// fundamental types, their pointers are incompatible.
-//
-// This file defines function overloads to allow both AtomicWord and Atomic32
-// data to be used with this interface.
-//
-// On LP64 platforms, AtomicWord and Atomic64 are both always long,
-// so this problem doesn't occur.
-
-#if !defined(GOOGLE_PROTOBUF_ARCH_64_BIT)
-
-namespace google {
-namespace protobuf {
-namespace internal {
-
-inline AtomicWord NoBarrier_CompareAndSwap(volatile AtomicWord* ptr,
-                                           AtomicWord old_value,
-                                           AtomicWord new_value) {
-  return NoBarrier_CompareAndSwap(
-      reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value);
-}
-
-inline AtomicWord NoBarrier_AtomicExchange(volatile AtomicWord* ptr,
-                                           AtomicWord new_value) {
-  return NoBarrier_AtomicExchange(
-      reinterpret_cast<volatile Atomic32*>(ptr), new_value);
-}
-
-inline AtomicWord NoBarrier_AtomicIncrement(volatile AtomicWord* ptr,
-                                            AtomicWord increment) {
-  return NoBarrier_AtomicIncrement(
-      reinterpret_cast<volatile Atomic32*>(ptr), increment);
-}
-
-inline AtomicWord Barrier_AtomicIncrement(volatile AtomicWord* ptr,
-                                          AtomicWord increment) {
-  return Barrier_AtomicIncrement(
-      reinterpret_cast<volatile Atomic32*>(ptr), increment);
-}
-
-inline AtomicWord Acquire_CompareAndSwap(volatile AtomicWord* ptr,
-                                         AtomicWord old_value,
-                                         AtomicWord new_value) {
-  return Acquire_CompareAndSwap(
-      reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value);
-}
-
-inline AtomicWord Release_CompareAndSwap(volatile AtomicWord* ptr,
-                                         AtomicWord old_value,
-                                         AtomicWord new_value) {
-  return Release_CompareAndSwap(
-      reinterpret_cast<volatile Atomic32*>(ptr), old_value, new_value);
-}
-
-inline void NoBarrier_Store(volatile AtomicWord *ptr, AtomicWord value) {
-  NoBarrier_Store(reinterpret_cast<volatile Atomic32*>(ptr), value);
-}
-
-inline void Acquire_Store(volatile AtomicWord* ptr, AtomicWord value) {
-  return Acquire_Store(reinterpret_cast<volatile Atomic32*>(ptr), value);
-}
-
-inline void Release_Store(volatile AtomicWord* ptr, AtomicWord value) {
-  return Release_Store(reinterpret_cast<volatile Atomic32*>(ptr), value);
-}
-
-inline AtomicWord NoBarrier_Load(volatile const AtomicWord *ptr) {
-  return NoBarrier_Load(reinterpret_cast<volatile const Atomic32*>(ptr));
-}
-
-inline AtomicWord Acquire_Load(volatile const AtomicWord* ptr) {
-  return Acquire_Load(reinterpret_cast<volatile const Atomic32*>(ptr));
-}
-
-inline AtomicWord Release_Load(volatile const AtomicWord* ptr) {
-  return Release_Load(reinterpret_cast<volatile const Atomic32*>(ptr));
-}
-
-}   // namespace internal
-}   // namespace protobuf
-}   // namespace google
-
-#endif  // !defined(GOOGLE_PROTOBUF_ARCH_64_BIT)
-
-#endif  // GOOGLE_PROTOBUF_ATOMICOPS_INTERNALS_ATOMICWORD_COMPAT_H_
diff --git a/src/google/protobuf/stubs/atomicops_internals_generic_gcc.h b/src/google/protobuf/stubs/atomicops_internals_generic_gcc.h
index 0b0b06ce..075c406a 100644
--- a/src/google/protobuf/stubs/atomicops_internals_generic_gcc.h
+++ b/src/google/protobuf/stubs/atomicops_internals_generic_gcc.h
@@ -146,6 +146,14 @@ inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) {
   return __atomic_load_n(ptr, __ATOMIC_RELAXED);
 }
 
+inline Atomic64 Release_CompareAndSwap(volatile Atomic64* ptr,
+                                       Atomic64 old_value,
+                                       Atomic64 new_value) {
+  __atomic_compare_exchange_n(ptr, &old_value, new_value, false,
+                              __ATOMIC_RELEASE, __ATOMIC_ACQUIRE);
+  return old_value;
+}
+
 #endif // defined(__LP64__)
 
 }  // namespace internal
diff --git a/src/google/protobuf/stubs/common.h b/src/google/protobuf/stubs/common.h
index ff363482..79bb2396 100644
--- a/src/google/protobuf/stubs/common.h
+++ b/src/google/protobuf/stubs/common.h
@@ -101,27 +101,27 @@ namespace internal {
 
 // The current version, represented as a single integer to make comparison
 // easier:  major * 10^6 + minor * 10^3 + micro
-#define GOOGLE_PROTOBUF_VERSION 3004000
+#define GOOGLE_PROTOBUF_VERSION 3005000
 
 // A suffix string for alpha, beta or rc releases. Empty for stable releases.
 #define GOOGLE_PROTOBUF_VERSION_SUFFIX ""
 
 // The minimum library version which works with the current version of the
 // headers.
-#define GOOGLE_PROTOBUF_MIN_LIBRARY_VERSION 3004000
+#define GOOGLE_PROTOBUF_MIN_LIBRARY_VERSION 3005000
 
 // The minimum header version which works with the current version of
 // the library.  This constant should only be used by protoc's C++ code
 // generator.
-static const int kMinHeaderVersionForLibrary = 3004000;
+static const int kMinHeaderVersionForLibrary = 3005000;
 
 // The minimum protoc version which works with the current version of the
 // headers.
-#define GOOGLE_PROTOBUF_MIN_PROTOC_VERSION 3004000
+#define GOOGLE_PROTOBUF_MIN_PROTOC_VERSION 3005000
 
 // The minimum header version which works with the current version of
 // protoc.  This constant should only be used in VerifyVersion().
-static const int kMinHeaderVersionForProtoc = 3004000;
+static const int kMinHeaderVersionForProtoc = 3005000;
 
 // Verifies that the headers and libraries are compatible.  Use the macro
 // below to call this.
diff --git a/src/google/protobuf/stubs/io_win32.cc b/src/google/protobuf/stubs/io_win32.cc
index 7e1cf785..fa2cb8b1 100644
--- a/src/google/protobuf/stubs/io_win32.cc
+++ b/src/google/protobuf/stubs/io_win32.cc
@@ -39,7 +39,7 @@
 //
 // This file is only used on Windows, it's empty on other platforms.
 
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 
 // Comment this out to fall back to using the ANSI versions (open, mkdir, ...)
 // instead of the Unicode ones (_wopen, _wmkdir, ...). Doing so can be useful to
@@ -358,5 +358,5 @@ wstring testonly_path_to_winpath(const string& path) {
 }  // namespace protobuf
 }  // namespace google
 
-#endif  // defined(_MSC_VER)
+#endif  // defined(_WIN32)
 
diff --git a/src/google/protobuf/stubs/io_win32.h b/src/google/protobuf/stubs/io_win32.h
index a20e64c7..53160089 100644
--- a/src/google/protobuf/stubs/io_win32.h
+++ b/src/google/protobuf/stubs/io_win32.h
@@ -52,7 +52,6 @@
 
 // Compilers on Windows other than MSVC (e.g. Cygwin, MinGW32) define the
 // following functions already, except for mkdir.
-#ifdef _MSC_VER
 namespace google {
 namespace protobuf {
 namespace internal {
@@ -77,9 +76,6 @@ LIBPROTOBUF_EXPORT std::wstring testonly_path_to_winpath(
 }  // namespace internal
 }  // namespace protobuf
 }  // namespace google
-#else  // _MSC_VER
-#define mkdir(name, mode) mkdir(name)
-#endif // !_MSC_VER
 
 #ifndef W_OK
 #define W_OK 02  // not defined by MSVC for whatever reason
@@ -100,5 +96,3 @@ LIBPROTOBUF_EXPORT std::wstring testonly_path_to_winpath(
 #endif  // defined(_WIN32)
 
 #endif  // GOOGLE_PROTOBUF_STUBS_IO_WIN32_H__
-
-
diff --git a/src/google/protobuf/stubs/io_win32_unittest.cc b/src/google/protobuf/stubs/io_win32_unittest.cc
index 288f27ab..ce6f7162 100644
--- a/src/google/protobuf/stubs/io_win32_unittest.cc
+++ b/src/google/protobuf/stubs/io_win32_unittest.cc
@@ -34,7 +34,7 @@
 //
 // This file is only used on Windows, it's empty on other platforms.
 
-#if defined(_MSC_VER)
+#if defined(_WIN32)
 
 #define WIN32_LEAN_AND_MEAN
 #include <errno.h>
@@ -369,5 +369,5 @@ TEST_F(IoWin32Test, AsWindowsPathTest) {
 }  // namespace protobuf
 }  // namespace google
 
-#endif  // defined(_MSC_VER)
+#endif  // defined(_WIN32)
 
diff --git a/src/google/protobuf/testing/file.cc b/src/google/protobuf/testing/file.cc
index f68aba9a..26cb0a67 100644
--- a/src/google/protobuf/testing/file.cc
+++ b/src/google/protobuf/testing/file.cc
@@ -57,7 +57,7 @@ namespace protobuf {
 // them like we do below.
 #endif
 
-#ifdef _MSC_VER
+#ifdef _WIN32
 using google::protobuf::internal::win32::access;
 using google::protobuf::internal::win32::chdir;
 using google::protobuf::internal::win32::fopen;
diff --git a/src/google/protobuf/testing/googletest.cc b/src/google/protobuf/testing/googletest.cc
index 91f0ef89..c329b6c1 100644
--- a/src/google/protobuf/testing/googletest.cc
+++ b/src/google/protobuf/testing/googletest.cc
@@ -52,7 +52,7 @@
 namespace google {
 namespace protobuf {
 
-#ifdef _MSC_VER
+#ifdef _WIN32
 // DO NOT include <io.h>, instead create functions in io_win32.{h,cc} and import
 // them like we do below.
 using google::protobuf::internal::win32::close;
diff --git a/src/google/protobuf/timestamp.pb.h b/src/google/protobuf/timestamp.pb.h
index b4dbb379..31936ff2 100644
--- a/src/google/protobuf/timestamp.pb.h
+++ b/src/google/protobuf/timestamp.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/type.pb.h b/src/google/protobuf/type.pb.h
index 9d19d39f..7a2135c4 100644
--- a/src/google/protobuf/type.pb.h
+++ b/src/google/protobuf/type.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.
diff --git a/src/google/protobuf/unittest_import_proto3.proto b/src/google/protobuf/unittest_import_proto3.proto
deleted file mode 100644
index 59673eaf..00000000
--- a/src/google/protobuf/unittest_import_proto3.proto
+++ /dev/null
@@ -1,68 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Author: kenton@google.com (Kenton Varda)
-//  Based on original Protocol Buffers design by
-//  Sanjay Ghemawat, Jeff Dean, and others.
-//
-// A proto file which is imported by unittest_proto3.proto to test importing.
-
-syntax = "proto3";
-
-// We don't put this in a package within proto2 because we need to make sure
-// that the generated code doesn't depend on being in the proto2 namespace.
-// In test_util.h we do
-// "using namespace unittest_import = protobuf_unittest_import".
-package protobuf_unittest_import;
-
-option optimize_for = SPEED;
-option cc_enable_arenas = true;
-
-// Exercise the java_package option.
-option java_package = "com.google.protobuf.test";
-option csharp_namespace = "Google.Protobuf.TestProtos";
-
-// Do not set a java_outer_classname here to verify that Proto2 works without
-// one.
-
-// Test public import
-import public "google/protobuf/unittest_import_public_proto3.proto";
-
-message ImportMessage {
-  int32 d = 1;
-}
-
-enum ImportEnum {
-  IMPORT_ENUM_UNSPECIFIED = 0;
-  IMPORT_FOO = 7;
-  IMPORT_BAR = 8;
-  IMPORT_BAZ = 9;
-}
-
diff --git a/src/google/protobuf/unittest_import_public_proto3.proto b/src/google/protobuf/unittest_import_public_proto3.proto
deleted file mode 100644
index d6f11e28..00000000
--- a/src/google/protobuf/unittest_import_public_proto3.proto
+++ /dev/null
@@ -1,42 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-// notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-// copyright notice, this list of conditions and the following disclaimer
-// in the documentation and/or other materials provided with the
-// distribution.
-//     * Neither the name of Google Inc. nor the names of its
-// contributors may be used to endorse or promote products derived from
-// this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Author: liujisi@google.com (Pherl Liu)
-
-syntax = "proto3";
-
-package protobuf_unittest_import;
-
-option java_package = "com.google.protobuf.test";
-option csharp_namespace = "Google.Protobuf.TestProtos";
-
-message PublicImportMessage {
- int32 e = 1;
-}
diff --git a/src/google/protobuf/wrappers.pb.h b/src/google/protobuf/wrappers.pb.h
index 4d7efec1..18c7a2cd 100644
--- a/src/google/protobuf/wrappers.pb.h
+++ b/src/google/protobuf/wrappers.pb.h
@@ -8,12 +8,12 @@
 
 #include <google/protobuf/stubs/common.h>
 
-#if GOOGLE_PROTOBUF_VERSION < 3004000
+#if GOOGLE_PROTOBUF_VERSION < 3005000
 #error This file was generated by a newer version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please update
 #error your headers.
 #endif
-#if 3004000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
+#if 3005000 < GOOGLE_PROTOBUF_MIN_PROTOC_VERSION
 #error This file was generated by an older version of protoc which is
 #error incompatible with your Protocol Buffer headers.  Please
 #error regenerate this file with a newer version of protoc.