third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/src/google/protobuf/stubs/common_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 23 matching lines @@
 #include <google/protobuf/stubs/casts.h>
 #include <google/protobuf/stubs/common.h>
 #include <google/protobuf/stubs/strutil.h>
 #include <google/protobuf/stubs/substitute.h>
 
 #include <google/protobuf/testing/googletest.h>
 #include <gtest/gtest.h>
 
 namespace google {
 namespace protobuf {
-using internal::NewCallback;
-using internal::NewPermanentCallback;
 namespace {
 
 // TODO(kenton):  More tests.
 
 #ifdef PACKAGE_VERSION  // only defined when using automake, not MSVC
 
 TEST(VersionTest, VersionMatchesConfig) {
   // Verify that the version string specified in config.h matches the one
   // in common.h.  The config.h version is a string which may have a suffix
   // like "beta" or "rc1", so we remove that.
@@ skipping 293 matching lines @@
 
 TEST_F(ClosureTest, TestPermanentClosureDeleteInCallback) {
   permanent_closure_ = NewPermanentCallback((ClosureTest*) this,
       &ClosureTest::DeleteClosureInCallback);
   permanent_closure_->Run();
 }
 
 }  // anonymous namespace
 }  // namespace protobuf
 }  // namespace google