Update gtest to 786564fa4a3c, switch to googlemock in gtest

base/sha1_unittest.cc

 // Copyright (c) 2011 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/sha1.h"
 
 #include <string>
 
 #include "base/basictypes.h"
-#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest/googletest/include/gtest/gtest.h"
 
 TEST(SHA1Test, Test1) {
   // Example A.1 from FIPS 180-2: one-block message.
   std::string input = "abc";
 
   int expected[] = { 0xa9, 0x99, 0x3e, 0x36,
                      0x47, 0x06, 0x81, 0x6a,
                      0xba, 0x3e, 0x25, 0x71,
                      0x78, 0x50, 0xc2, 0x6c,
                      0x9c, 0xd0, 0xd8, 0x9d };
@@ skipping 78 matching lines @@
                                0xd4, 0xc4, 0xda, 0xa4,
                                0xf6, 0x1e, 0xeb, 0x2b,
                                0xdb, 0xad, 0x27, 0x31,
                                0x65, 0x34, 0x01, 0x6f };
 
   base::SHA1HashBytes(reinterpret_cast<const unsigned char*>(input.c_str()),
                       input.length(), output);
   for (size_t i = 0; i < base::kSHA1Length; i++)
     EXPECT_EQ(expected[i], output[i]);
 }