Remove implicit conversions from scoped_refptr to T* in remoting/

remoting/host/setup/win/auth_code_getter.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 "remoting/host/setup/win/auth_code_getter.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 #include "base/win/scoped_bstr.h"
 #include "base/win/scoped_variant.h"
 #include "remoting/host/setup/oauth_helper.h"
 
 namespace {
 const int kUrlPollIntervalMs = 100;
 }  // namespace remoting
 
 namespace remoting {
 
 AuthCodeGetter::AuthCodeGetter() :
     browser_(NULL),
     timer_interval_(base::TimeDelta::FromMilliseconds(kUrlPollIntervalMs)) {
 }
 
 AuthCodeGetter::~AuthCodeGetter() {
   KillBrowser();
 }
 
 void AuthCodeGetter::GetAuthCode(
     base::Callback<void(const std::string&)> on_auth_code) {
-  if (browser_) {
+  if (browser_.get()) {
     on_auth_code.Run("");
     return;
   }
   on_auth_code_ = on_auth_code;
   HRESULT hr = browser_.CreateInstance(CLSID_InternetExplorer, NULL,
                                        CLSCTX_LOCAL_SERVER);
   if (FAILED(hr)) {
     on_auth_code_.Run("");
     return;
   }
@@ skipping 19 matching lines @@
   std::string auth_code;
   if (TestBrowserUrl(&auth_code)) {
     on_auth_code_.Run(auth_code);
   } else {
     StartTimer();
   }
 }
 
 bool AuthCodeGetter::TestBrowserUrl(std::string* auth_code) {
   *auth_code = "";
-  if (!browser_) {
+  if (!browser_.get()) {
     return true;
   }
   base::win::ScopedBstr url;
   HRESULT hr = browser_->get_LocationName(url.Receive());
   if (!SUCCEEDED(hr)) {
     KillBrowser();
     return true;
   }
   *auth_code = GetOauthCodeInUrl(base::WideToUTF8(static_cast<BSTR>(url)),
                                  GetDefaultOauthRedirectUrl());
   if (!auth_code->empty()) {
     KillBrowser();
     return true;
   }
   return false;
 }
 
 void AuthCodeGetter::KillBrowser() {
-  if (browser_) {
+  if (browser_.get()) {
     browser_->Quit();
     browser_.Release();
   }
 }
 
 }  // namespace remoting