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

chrome/browser/chromeos/settings/session_manager_operation.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/chromeos/settings/session_manager_operation.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_path.h"
 #include "base/message_loop.h"
@@ skipping 218 matching lines @@
 }
 
 SignAndStoreSettingsOperation::~SignAndStoreSettingsOperation() {}
 
 void SignAndStoreSettingsOperation::Run() {
   EnsureOwnerKey(base::Bind(&SignAndStoreSettingsOperation::StartSigning,
                             weak_factory_.GetWeakPtr()));
 }
 
 void SignAndStoreSettingsOperation::StartSigning() {
-  if (!owner_key() || !owner_key()->private_key() || username_.empty()) {
+  if (!owner_key().get() || !owner_key()->private_key() || username_.empty()) {
     ReportResult(DeviceSettingsService::STORE_KEY_UNAVAILABLE);
     return;
   }
 
   base::PostTaskAndReplyWithResult(
       content::BrowserThread::GetBlockingPool(),
       FROM_HERE,
       base::Bind(&SignAndStoreSettingsOperation::AssembleAndSignPolicy,
                  base::Passed(&new_settings_), username_, owner_key()),
       base::Bind(&SignAndStoreSettingsOperation::StoreDeviceSettingsBlob,
@@ skipping 51 matching lines @@
 }
 
 void SignAndStoreSettingsOperation::HandleStoreResult(bool success) {
   if (!success)
     ReportResult(DeviceSettingsService::STORE_OPERATION_FAILED);
   else
     StartLoading();
 }
 
 }  // namespace chromeos