4 files changed, 24 insertions, 5 deletions
diff --git a/conformance/conformance_cpp.cc b/conformance/conformance_cpp.cc
index 9540b50e..97ae1a7a 100644
--- a/conformance/conformance_cpp.cc
+++ b/conformance/conformance_cpp.cc
@@ -45,7 +45,6 @@ using google::protobuf::Descriptor;
 using google::protobuf::DescriptorPool;
 using google::protobuf::Message;
 using google::protobuf::MessageFactory;
-using google::protobuf::internal::scoped_ptr;
 using google::protobuf::util::BinaryToJsonString;
 using google::protobuf::util::JsonToBinaryString;
 using google::protobuf::util::NewTypeResolverForDescriptorPool;
diff --git a/conformance/conformance_test.cc b/conformance/conformance_test.cc
index e4b046dc..22bbbfb3 100644
--- a/conformance/conformance_test.cc
+++ b/conformance/conformance_test.cc
@@ -1910,6 +1910,10 @@ bool ConformanceTestSuite::RunSuite(ConformanceTestRunner* runner,
   {
     TestAllTypesProto3 messageProto3;
     TestAllTypesProto2 messageProto2;
+    //TODO(yilunchong): update this behavior when unknown field's behavior
+    // changed in open source. Also delete
+    // Required.Proto3.ProtobufInput.UnknownVarint.ProtobufOutput
+    // from failure list of python_cpp python java
     TestUnknownMessage(messageProto3, true);
     TestUnknownMessage(messageProto2, false);
   }
@@ -2321,6 +2325,24 @@ bool ConformanceTestSuite::RunSuite(ConformanceTestRunner* runner,
         }
       )");
   RunValidJsonTest(
+      "ValueAcceptListWithNull", REQUIRED,
+      R"({"optionalValue": ["x", null, "y"]})",
+      R"(
+        optional_value: {
+          list_value: {
+            values: {
+              string_value: "x"
+            }
+            values: {
+              null_value: NULL_VALUE
+            }
+            values: {
+              string_value: "y"
+            }
+          }
+        }
+      )");
+  RunValidJsonTest(
       "ValueAcceptObject", REQUIRED,
       R"({"optionalValue": {"value": 1}})",
       R"(
diff --git a/conformance/conformance_test.h b/conformance/conformance_test.h
index 4882412c..2649f8b2 100644
--- a/conformance/conformance_test.h
+++ b/conformance/conformance_test.h
@@ -256,8 +256,7 @@ class ConformanceTestSuite {
   // The set of tests that the testee opted out of;
   std::set<std::string> skipped_;
 
-  google::protobuf::internal::scoped_ptr<google::protobuf::util::TypeResolver>
-      type_resolver_;
+  std::unique_ptr<google::protobuf::util::TypeResolver> type_resolver_;
   std::string type_url_;
 };
 
diff --git a/conformance/conformance_test_runner.cc b/conformance/conformance_test_runner.cc
index 09631f0c..b0357b87 100644
--- a/conformance/conformance_test_runner.cc
+++ b/conformance/conformance_test_runner.cc
@@ -68,7 +68,6 @@
 
 using conformance::ConformanceRequest;
 using conformance::ConformanceResponse;
-using google::protobuf::internal::scoped_array;
 using google::protobuf::StringAppendF;
 using std::string;
 using std::vector;
@@ -183,7 +182,7 @@ class ForkPipeRunner : public google::protobuf::ConformanceTestRunner {
       CHECK_SYSCALL(close(toproc_pipe_fd[1]));
       CHECK_SYSCALL(close(fromproc_pipe_fd[0]));
 
-      scoped_array<char> executable(new char[executable_.size() + 1]);
+      std::unique_ptr<char[]> executable(new char[executable_.size() + 1]);
       memcpy(executable.get(), executable_.c_str(), executable_.size());
       executable[executable_.size()] = '\0';