Move "oauth2" manifest key parsing out of Extension class.

chrome/browser/extensions/extension_install_prompt.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 21 matching lines @@
 
 namespace content {
 class PageNavigator;
 class WebContents;
 }
 
 namespace extensions {
 class BundleInstaller;
 class Extension;
 class ExtensionWebstorePrivateApiTest;
+class MockGetAuthTokenFunction;
 class PermissionSet;
 }  // namespace extensions
 
 // Displays all the UI around extension installation.
 class ExtensionInstallPrompt
     : public OAuth2MintTokenFlow::Delegate,
       public base::SupportsWeakPtr<ExtensionInstallPrompt> {
  public:
   enum PromptType {
     UNSET_PROMPT_TYPE = -1,
@@ skipping 238 matching lines @@
 
   // Installation was successful. This is declared virtual for testing.
   virtual void OnInstallSuccess(const extensions::Extension* extension,
                                 SkBitmap* icon);
 
   // Installation failed. This is declared virtual for testing.
   virtual void OnInstallFailure(const extensions::CrxInstallerError& error);
 
  protected:
   friend class extensions::ExtensionWebstorePrivateApiTest;
+  friend class extensions::MockGetAuthTokenFunction;
   friend class WebstoreStandaloneInstallUnpackFailureTest;
-  friend class MockGetAuthTokenFunction;
 
   // Whether or not we should record the oauth2 grant upon successful install.
   bool record_oauth2_grant_;
 
  private:
   friend class GalleryInstallApiTestObserver;
 
   // Sets the icon that will be used in any UI. If |icon| is NULL, or contains
   // an empty bitmap, then a default icon will be used instead.
   void SetIcon(const SkBitmap* icon);
@@ skipping 45 matching lines @@
   // A pre-filled prompt.
   Prompt prompt_;
 
   scoped_ptr<OAuth2MintTokenFlow> token_flow_;
 
   // Used to show the confirm dialog.
   ShowDialogCallback show_dialog_callback_;
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_INSTALL_PROMPT_H_