Remove implicit conversions from scoped_refptr to T* in chrome/browser/extensions/

chrome/browser/extensions/external_provider_impl.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/extensions/external_provider_impl.h"
 
 #include <set>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 376 matching lines @@
       NOTREACHED();
     }
   } else {
     external_loader = new ExternalPolicyLoader(profile);
   }
 #else
   external_loader = new ExternalPolicyLoader(profile);
 #endif
 
   // Policies are mandatory so they can't be skipped with command line flag.
-  if (external_loader) {
+  if (external_loader.get()) {
     provider_list->push_back(
         linked_ptr<ExternalProviderInterface>(
             new ExternalProviderImpl(
                 service,
                 external_loader,
                 profile,
                 crx_location,
                 Manifest::EXTERNAL_POLICY_DOWNLOAD,
                 Extension::NO_FLAGS)));
   }
@@ skipping 166 matching lines @@
             service,
             new ExternalComponentLoader(profile),
             profile,
             Manifest::INVALID_LOCATION,
             Manifest::EXTERNAL_COMPONENT,
             Extension::FROM_WEBSTORE | Extension::WAS_INSTALLED_BY_DEFAULT)));
   }
 }
 
 }  // namespace extensions