Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/threading/platform_thread_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/threading/platform_thread.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 #if defined(OS_POSIX)
 #include <sys/types.h>
 #include <unistd.h>
 #elif defined(OS_WIN)
 #include <windows.h>
 #endif
 
 namespace base {
 
@@ skipping 243 matching lines @@
   ASSERT_TRUE(PlatformThread::Create(0, &thread, &handle));
   thread.WaitForTerminationReady();
   ASSERT_TRUE(thread.IsRunning());
 
   thread.MarkForTermination();
   PlatformThread::Join(handle);
   ASSERT_FALSE(thread.IsRunning());
 }
 
 }  // namespace base