mojo/public: Include gtest.h as "gtest/gtest.h", instead of via "absolute" path.

mojo/public/cpp/bindings/tests/connector_unittest.cc

 // Copyright 2013 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 <stdlib.h>
 #include <string.h>
 
 #include <string>
 
+#include "gtest/gtest.h"
 #include "mojo/public/cpp/bindings/lib/connector.h"
 #include "mojo/public/cpp/bindings/lib/message_builder.h"
 #include "mojo/public/cpp/bindings/tests/message_queue.h"
 #include "mojo/public/cpp/environment/logging.h"
 #include "mojo/public/cpp/system/macros.h"
 #include "mojo/public/cpp/utility/run_loop.h"
-#include "testing/gtest/include/gtest/gtest.h"
 
 namespace mojo {
 namespace test {
 namespace {
 
 class ConnectorTest : public testing::Test {
  public:
   ConnectorTest() {}
 
   void SetUp() override {
@@ skipping 433 matching lines @@
   ASSERT_TRUE(connector0.Accept(builder.message()));
 
   PumpMessages();
 
   EXPECT_GE(replier.num_accepted(), 10u);
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo