Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/android/content_uri_utils_unittest.cc

 // Copyright 2014 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/android/content_uri_utils.h"
 #include "base/files/file_util.h"
 #include "base/path_service.h"
 #include "base/test/test_file_util.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 namespace base {
 namespace android {
 
 TEST(ContentUriUtilsTest, ContentUriMimeTest) {
   // Get the test image path.
   FilePath data_dir;
   ASSERT_TRUE(PathService::Get(DIR_TEST_DATA, &data_dir));
   data_dir = data_dir.AppendASCII("file_util");
   ASSERT_TRUE(PathExists(data_dir));
   FilePath image_file = data_dir.Append(FILE_PATH_LITERAL("red.png"));
 
   // Insert the image into MediaStore. MediaStore will do some conversions, and
   // return the content URI.
   FilePath path = base::InsertImageIntoMediaStore(image_file);
   EXPECT_TRUE(path.IsContentUri());
   EXPECT_TRUE(PathExists(path));
 
   std::string mime = GetContentUriMimeType(path);
   EXPECT_EQ(mime, std::string("image/png"));
 
   FilePath invalid_path("content://foo.bar");
   mime = GetContentUriMimeType(invalid_path);
   EXPECT_TRUE(mime.empty());
 }
 
 }  // namespace android
 }  // namespace base