third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/src/google/protobuf/wire_format_lite.cc

Index: third_party/protobuf/src/google/protobuf/wire_format_lite.cc
diff --git a/third_party/protobuf/src/google/protobuf/wire_format_lite.cc b/third_party/protobuf/src/google/protobuf/wire_format_lite.cc
index f2517074696e9958a15e9443e585a625627acab5..5a8857eddc2a13d5aa9360b2d213b563266ffa4a 100644
--- a/third_party/protobuf/src/google/protobuf/wire_format_lite.cc
+++ b/third_party/protobuf/src/google/protobuf/wire_format_lite.cc
@@ -61,7 +61,7 @@ const int WireFormatLite::kMessageSetMessageTag;
 #endif
 
 // IBM xlC requires prefixing constants with WireFormatLite::
-const int WireFormatLite::kMessageSetItemTagsSize =
+const size_t WireFormatLite::kMessageSetItemTagsSize =
   io::CodedOutputStream::StaticVarintSize32<
       WireFormatLite::kMessageSetItemStartTag>::value +
   io::CodedOutputStream::StaticVarintSize32<
@@ -466,7 +466,8 @@ void WireFormatLite::WriteGroupMaybeToArray(int field_number,
   const int size = value.GetCachedSize();
   uint8* target = output->GetDirectBufferForNBytesAndAdvance(size);
   if (target != NULL) {
-    uint8* end = value.SerializeWithCachedSizesToArray(target);
+    uint8* end = value.InternalSerializeWithCachedSizesToArray(
+        output->IsSerializationDeterministic(), target);
     GOOGLE_DCHECK_EQ(end - target, size);
   } else {
     value.SerializeWithCachedSizes(output);
@@ -482,7 +483,8 @@ void WireFormatLite::WriteMessageMaybeToArray(int field_number,
   output->WriteVarint32(size);
   uint8* target = output->GetDirectBufferForNBytesAndAdvance(size);
   if (target != NULL) {
-    uint8* end = value.SerializeWithCachedSizesToArray(target);
+    uint8* end = value.InternalSerializeWithCachedSizesToArray(
+        output->IsSerializationDeterministic(), target);
     GOOGLE_DCHECK_EQ(end - target, size);
   } else {
     value.SerializeWithCachedSizes(output);