From 09354db1434859a31a3c81abebcc4018d42f2715 Mon Sep 17 00:00:00 2001
From: Jisi Liu <jisi.liu@gmail.com>
Date: Tue, 18 Jul 2017 15:38:30 -0700
Subject: Merge from Google internal for 3.4 release

---
 src/google/protobuf/map_field_lite.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/google/protobuf/map_field_lite.h')

diff --git a/src/google/protobuf/map_field_lite.h b/src/google/protobuf/map_field_lite.h
index 2d102392..0ac7aeec 100644
--- a/src/google/protobuf/map_field_lite.h
+++ b/src/google/protobuf/map_field_lite.h
@@ -33,6 +33,7 @@
 
 #include <google/protobuf/map.h>
 #include <google/protobuf/map_entry_lite.h>
+#include <google/protobuf/wire_format_lite.h>
 
 namespace google {
 namespace protobuf {
@@ -49,6 +50,9 @@ class MapFieldLite {
   typedef Derived EntryType;
 
  public:
+  typedef Map<Key, T> MapType;
+  typedef EntryType EntryTypeTrait;
+
   MapFieldLite() : arena_(NULL) { SetDefaultEnumValue(); }
 
   explicit MapFieldLite(Arena* arena) : arena_(arena), map_(arena) {
@@ -104,7 +108,6 @@ class MapFieldLite {
   friend class ::google::protobuf::Arena;
 };
 
-
 // True if IsInitialized() is true for value field in all elements of t. T is
 // expected to be message.  It's useful to have this helper here to keep the
 // protobuf compiler from ever having to emit loops in IsInitialized() methods.
-- 
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