Update chrome/ to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/profiles/startup_task_runner_service.cc

 // Copyright (c) 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 "chrome/browser/profiles/startup_task_runner_service.h"
 
 #include "base/deferred_sequenced_task_runner.h"
 #include "base/logging.h"
 #include "chrome/browser/profiles/profile.h"
 
 StartupTaskRunnerService::StartupTaskRunnerService(Profile* profile)
     : profile_(profile) {
 }
 
 StartupTaskRunnerService::~StartupTaskRunnerService() {
 }
 
 scoped_refptr<base::DeferredSequencedTaskRunner>
     StartupTaskRunnerService::GetBookmarkTaskRunner() {
   DCHECK(CalledOnValidThread());
-  if (!bookmark_task_runner_) {
+  if (!bookmark_task_runner_.get()) {
     bookmark_task_runner_ =
         new base::DeferredSequencedTaskRunner(profile_->GetIOTaskRunner());
   }
   return bookmark_task_runner_;
 }
 
 void StartupTaskRunnerService::StartDeferredTaskRunners() {
   GetBookmarkTaskRunner()->Start();
 }