Make image_decoder a Leaky LazyInstance

chrome/browser/extensions/webstore_standalone_installer.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/webstore_standalone_installer.h"
 
 #include "base/values.h"
 #include "base/version.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
@@ skipping 331 matching lines @@
     }
   }
 
   // Assume ownership of webstore_data.
   webstore_data_ = webstore_data.Pass();
 
   scoped_refptr<WebstoreInstallHelper> helper =
       new WebstoreInstallHelper(this,
                                 id_,
                                 manifest,
-                                std::string(),  // We don't have any icon data.
                                 icon_url,
                                 profile_->GetRequestContext());
   // The helper will call us back via OnWebstoreParseSucces or
   // OnWebstoreParseFailure.
   helper->Start();
 }
 
 void WebstoreStandaloneInstaller::OnWebstoreResponseParseFailure(
     const std::string& error) {
   OnWebStoreDataFetcherDone();
@@ skipping 80 matching lines @@
 void WebstoreStandaloneInstaller::OnWebStoreDataFetcherDone() {
   // An instance of this class is passed in as a delegate for the
   // WebstoreInstallHelper, ExtensionInstallPrompt and WebstoreInstaller, and
   // therefore needs to remain alive until they are done. Clear the webstore
   // data fetcher to avoid calling Release in AbortInstall while any of these
   // operations are in progress.
   webstore_data_fetcher_.reset();
 }
 
 }  // namespace extensions