Remove implicit scoped_refptr operator T*

chrome/browser/ui/webui/tracing_ui.cc

 // Copyright (c) 2012 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/ui/webui/tracing_ui.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 143 matching lines @@
 //
 ////////////////////////////////////////////////////////////////////////////////
 
 TracingMessageHandler::TracingMessageHandler()
     : select_trace_file_dialog_type_(ui::SelectFileDialog::SELECT_NONE),
       trace_enabled_(false),
       system_trace_in_progress_(false) {
 }
 
 TracingMessageHandler::~TracingMessageHandler() {
-  if (select_trace_file_dialog_)
+  if (select_trace_file_dialog_.get())
     select_trace_file_dialog_->ListenerDestroyed();
 
   // If we are the current subscriber, this will result in ending tracing.
   TraceController::GetInstance()->CancelSubscriber(this);
 
   // Shutdown any system tracing too.
     if (system_trace_in_progress_) {
 #if defined(OS_CHROMEOS)
       chromeos::DBusThreadManager::Get()->GetDebugDaemonClient()->
           RequestStopSystemTracing(
@@ skipping 330 matching lines @@
 //
 ////////////////////////////////////////////////////////////////////////////////
 
 TracingUI::TracingUI(content::WebUI* web_ui) : WebUIController(web_ui) {
   web_ui->AddMessageHandler(new TracingMessageHandler());
 
   // Set up the chrome://tracing/ source.
   Profile* profile = Profile::FromWebUI(web_ui);
   ChromeURLDataManager::AddDataSource(profile, CreateTracingHTMLSource());
 }