[Extensions] Migrate ExtensionInstallPrompt::Delegate to be a callback

chrome/browser/extensions/external_install_error.h

 // Copyright 2014 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTERNAL_INSTALL_ERROR_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTERNAL_INSTALL_ERROR_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 15 matching lines @@
 namespace extensions {
 class Extension;
 class ExternalInstallManager;
 class WebstoreDataFetcher;
 
 // An error to show the user an extension has been externally installed. The
 // error will automatically fetch data about the extension from the webstore (if
 // possible) and will handle adding itself to the GlobalErrorService when
 // initialized and removing itself from the GlobalErrorService upon
 // destruction.
-class ExternalInstallError : public ExtensionInstallPrompt::Delegate,
-                             public WebstoreDataFetcherDelegate {
+class ExternalInstallError : public WebstoreDataFetcherDelegate {
  public:
   // The possible types of errors to show. A menu alert adds a menu item to the
   // wrench, which spawns an extension install dialog when clicked. The bubble
   // alert also adds an item, but spawns a bubble instead (less invasive and
   // easier to dismiss).
   enum AlertType {
     BUBBLE_ALERT,
     MENU_ALERT
   };
 
   ExternalInstallError(content::BrowserContext* browser_context,
                        const std::string& extension_id,
                        AlertType error_type,
                        ExternalInstallManager* manager);
   ~ExternalInstallError() override;
 
-  // ExtensionInstallPrompt::Delegate implementation.
-  void InstallUIProceed() override;
-  void InstallUIAbort(bool user_initiated) override;
+  void OnInstallPromptDone(ExtensionInstallPrompt::Result result);
 
   // Show the associated dialog. This should only be called once the dialog is
   // ready.
   void ShowDialog(Browser* browser);
 
   // Return the associated extension, or NULL.
   const Extension* GetExtension() const;
 
   const std::string& extension_id() const { return extension_id_; }
   AlertType alert_type() const { return alert_type_; }
 
  private:
   // WebstoreDataFetcherDelegate implementation.
   void OnWebstoreRequestFailure() override;
   void OnWebstoreResponseParseSuccess(
       scoped_ptr<base::DictionaryValue> webstore_data) override;
   void OnWebstoreResponseParseFailure(const std::string& error) override;
 
   // Called when data fetching has completed (either successfully or not).
   void OnFetchComplete();
 
   // Called when the dialog has been successfully populated, and is ready to be
   // shown.
   void OnDialogReady(ExtensionInstallPromptShowParams* show_params,
-                     ExtensionInstallPrompt::Delegate* prompt_delegate,
+                     const ExtensionInstallPrompt::DoneCallback& done_callback,
                      scoped_ptr<ExtensionInstallPrompt::Prompt> prompt);
 
   // The associated BrowserContext.
   content::BrowserContext* browser_context_;
 
   // The id of the external extension.
   std::string extension_id_;
 
   // The type of alert to show the user.
   AlertType alert_type_;
@@ skipping 18 matching lines @@
   scoped_ptr<WebstoreDataFetcher> webstore_data_fetcher_;
 
   base::WeakPtrFactory<ExternalInstallError> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ExternalInstallError);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTERNAL_INSTALL_ERROR_H_