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

chrome/browser/policy/cloud/component_cloud_policy_browsertest.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 <string>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
@@ skipping 225 matching lines @@
 }
 
 IN_PROC_BROWSER_TEST_F(ComponentCloudPolicyTest, InstallNewExtension) {
   EXPECT_TRUE(test_server_.UpdatePolicyData(
       dm_protocol::kChromeExtensionPolicyType, kTestExtension2, kTestPolicy2));
 
   ExtensionTestMessageListener result_listener("ok", true);
   result_listener.AlsoListenForFailureMessage("fail");
   scoped_refptr<const extensions::Extension> extension2 =
       LoadExtension(kTestExtension2Path);
-  ASSERT_TRUE(extension2);
+  ASSERT_TRUE(extension2.get());
   ASSERT_EQ(kTestExtension2, extension2->id());
 
   // This extension only sends the 'policy' signal once it receives the policy,
   // and after verifying it has the expected value. Otherwise it sends 'fail'.
   EXPECT_TRUE(result_listener.WaitUntilSatisfied());
 }
 
 #endif  // OS_CHROMEOS
 
 }  // namespace policy