Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/containers/scoped_ptr_hash_map_unittest.cc

 // Copyright 2015 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/containers/scoped_ptr_hash_map.h"
 
 #include "base/memory/scoped_ptr.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 namespace base {
 namespace {
 
 namespace namespace_with_ignore_result {
 
 class Value {};
 
 template <typename T>
 void ignore_result(const T&) {}
@@ skipping 74 matching lines @@
 // Test that using a value type from a namespace containing an ignore_result
 // function compiles correctly.
 TEST(ScopedPtrHashMapTest, IgnoreResultCompile) {
   ScopedPtrHashMap<int, scoped_ptr<namespace_with_ignore_result::Value>>
       scoped_map;
   scoped_map.add(1, make_scoped_ptr(new namespace_with_ignore_result::Value));
 }
 
 }  // namespace
 }  // namespace base