Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/trace_event/heap_profiler_allocation_register_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/heap_profiler_allocation_register.h"
 
 #include "base/process/process_metrics.h"
 #include "base/trace_event/heap_profiler_allocation_context.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 namespace base {
 namespace trace_event {
 
 class AllocationRegisterTest : public testing::Test {
  public:
   static const uint32_t kNumBuckets = AllocationRegister::kNumBuckets;
   static const uint32_t kNumCells = AllocationRegister::kNumCells;
 
   // Returns the number of cells that the |AllocationRegister| can store per
@@ skipping 200 matching lines @@
   const size_t cells_per_page = GetNumCellsPerPage();
 
   ASSERT_DEATH(for (size_t j = 0; j < cells_per_page; j++) {
     reg.Insert(reinterpret_cast<void*>(i + j), 0, ctx);
   }, "");
 }
 #endif
 
 }  // namespace trace_event
 }  // namespace base