Add WebstoreInlineInstaller (downloads store data, shows the install UI, and starts the install).

chrome/browser/extensions/extension_tab_helper.h

 // Copyright (c) 2011 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_TAB_HELPER_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_TAB_HELPER_H_
 #pragma once
 
 #include "content/browser/tab_contents/tab_contents_observer.h"
 #include "chrome/browser/extensions/extension_function_dispatcher.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
+#include "chrome/browser/extensions/webstore_inline_installer.h"
 #include "chrome/common/web_apps.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 class Extension;
 class TabContentsWrapper;
 struct WebApplicationInfo;
 
 namespace content {
 struct LoadCommittedDetails;
 }
 
 // Per-tab extension helper. Also handles non-extension apps.
 class ExtensionTabHelper : public TabContentsObserver,
                            public ExtensionFunctionDispatcher::Delegate,
-                           public ImageLoadingTracker::Observer {
+                           public ImageLoadingTracker::Observer,
+                           public WebstoreInlineInstaller::Delegate {
  public:
   explicit ExtensionTabHelper(TabContentsWrapper* wrapper);
   virtual ~ExtensionTabHelper();
 
   // Copies the internal state from another ExtensionTabHelper.
   void CopyStateFrom(const ExtensionTabHelper& source);
 
   // Call this after updating a page action to notify clients about the changes.
   void PageActionStateChanged();
 
@@ skipping 41 matching lines @@
 
   // Sets a non-extension app icon associated with TabContents and fires an
   // INVALIDATE_TITLE navigation state change to trigger repaint of title.
   void SetAppIcon(const SkBitmap& app_icon);
 
  private:
   // TabContentsObserver overrides.
   virtual void DidNavigateMainFramePostCommit(
       const content::LoadCommittedDetails& details,
       const ViewHostMsg_FrameNavigate_Params& params) OVERRIDE;
-  virtual bool OnMessageReceived(const IPC::Message& message);
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   // ExtensionFunctionDispatcher::Delegate overrides.
-  virtual Browser* GetBrowser();
-  virtual gfx::NativeView GetNativeViewOfHost();
-  virtual gfx::NativeWindow GetCustomFrameNativeWindow();
-  virtual TabContents* GetAssociatedTabContents() const;
+  virtual Browser* GetBrowser() OVERRIDE;
+  virtual gfx::NativeView GetNativeViewOfHost() OVERRIDE;
+  virtual gfx::NativeWindow GetCustomFrameNativeWindow() OVERRIDE;
+  virtual TabContents* GetAssociatedTabContents() const OVERRIDE;
 
   // Message handlers.
   void OnDidGetApplicationInfo(int32 page_id, const WebApplicationInfo& info);
   void OnInstallApplication(const WebApplicationInfo& info);
   void OnInlineWebstoreInstall(const std::string& webstore_item_id);
   void OnRequest(const ExtensionHostMsg_Request_Params& params);
 
   // App extensions related methods:
 
   // Resets app_icon_ and if |extension| is non-null creates a new
   // ImageLoadingTracker to load the extension's image.
   void UpdateExtensionAppIcon(const Extension* extension);
 
   // ImageLoadingTracker::Observer.
   virtual void OnImageLoaded(SkBitmap* image, const ExtensionResource& resource,
-                             int index);
+                             int index) OVERRIDE;
+
+  // WebstoreInlineInstaller::Delegate.
+  virtual void OnInlineInstallSuccess() OVERRIDE;
+  virtual void OnInlineInstallFailure(const std::string& error) OVERRIDE;
 
   // Data for app extensions ---------------------------------------------------
 
   // If non-null this tab is an app tab and this is the extension the tab was
   // created for.
   const Extension* extension_app_;
 
   // Icon for extension_app_ (if non-null) or a manually-set icon for
   // non-extension apps.
   SkBitmap extension_app_icon_;
 
   // Process any extension messages coming from the tab.
   ExtensionFunctionDispatcher extension_function_dispatcher_;
 
   // Used for loading extension_app_icon_.
   scoped_ptr<ImageLoadingTracker> extension_app_image_loader_;
 
   // Cached web app info data.
   WebApplicationInfo web_app_info_;
 
   TabContentsWrapper* wrapper_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionTabHelper);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_TAB_HELPER_H_