third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/src/google/protobuf/reflection_ops_unittest.cc

 // 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.
@@ skipping 401 matching lines @@
   message.set_foo_int(1);
   EXPECT_TRUE(ReflectionOps::IsInitialized(message));
 
   message.mutable_foo_message();
   EXPECT_FALSE(ReflectionOps::IsInitialized(message));
   message.mutable_foo_message()->set_required_double(0.1);
   EXPECT_TRUE(ReflectionOps::IsInitialized(message));
 }
 
 static string FindInitializationErrors(const Message& message) {
-  vector<string> errors;
+  std::vector<string> errors;
   ReflectionOps::FindInitializationErrors(message, "", &errors);
   return Join(errors, ",");
 }
 
 TEST(ReflectionOpsTest, FindInitializationErrors) {
   unittest::TestRequired message;
   EXPECT_EQ("a,b,c", FindInitializationErrors(message));
 }
 
 TEST(ReflectionOpsTest, FindForeignInitializationErrors) {
@@ skipping 34 matching lines @@
   unittest::TestRequiredOneof message;
   message.mutable_foo_message();
   EXPECT_EQ("foo_message.required_double",
             FindInitializationErrors(message));
 }
 
 }  // namespace
 }  // namespace internal
 }  // namespace protobuf
 }  // namespace google