Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/trace_event/process_memory_totals_dump_provider_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/trace_event/process_memory_totals_dump_provider.h"
 
 #include "base/trace_event/process_memory_dump.h"
 #include "base/trace_event/process_memory_totals.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 namespace base {
 namespace trace_event {
 
 TEST(ProcessMemoryTotalsDumpProviderTest, DumpRSS) {
   const MemoryDumpArgs high_detail_args = {MemoryDumpLevelOfDetail::DETAILED};
   auto pmtdp = ProcessMemoryTotalsDumpProvider::GetInstance();
   scoped_ptr<ProcessMemoryDump> pmd_before(new ProcessMemoryDump(nullptr));
   scoped_ptr<ProcessMemoryDump> pmd_after(new ProcessMemoryDump(nullptr));
 
@@ skipping 15 matching lines @@
   const uint64 rss_after = pmd_after->process_totals()->resident_set_bytes();
 
   EXPECT_NE(0U, rss_before);
   EXPECT_NE(0U, rss_after);
 
   EXPECT_EQ(rss_after - rss_before, kAllocSize);
 }
 
 }  // namespace trace_event
 }  // namespace base