Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

chrome/browser/safe_browsing/sandboxed_zip_analyzer.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/safe_browsing/sandboxed_zip_analyzer.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 99 matching lines @@
 
 void SandboxedZipAnalyzer::RunCallback(const zip_analyzer::Results& results) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   callback_.Run(results);
 }
 
 void SandboxedZipAnalyzer::StartProcessOnIOThread() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   utility_process_host_ = content::UtilityProcessHost::Create(
       this,
-      BrowserThread::GetMessageLoopProxyForThread(
-          BrowserThread::IO))->AsWeakPtr();
+      BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO).get())
+      ->AsWeakPtr();
   utility_process_host_->Send(new ChromeUtilityMsg_StartupPing);
   // Wait for the startup notification before sending the main IPC to the
   // utility process, so that we can dup the file handle.
 }
 
 void SandboxedZipAnalyzer::OnUtilityProcessStarted() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (utility_process_host_->GetData().handle == base::kNullProcessHandle) {
     DLOG(ERROR) << "Child process handle is null";
   }
   utility_process_host_->Send(
       new ChromeUtilityMsg_AnalyzeZipFileForDownloadProtection(
           IPC::GetFileHandleForProcess(
               zip_platform_file_,
               utility_process_host_->GetData().handle,
               true /* close_source_handle */)));
 }
 
 }  // namespace safe_browsing