Remove JS dialog dependency from content.

chrome/browser/sidebar/sidebar_container.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_SIDEBAR_SIDEBAR_CONTAINER_H_
 #define CHROME_BROWSER_SIDEBAR_SIDEBAR_CONTAINER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 95 matching lines @@
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture) {}
   virtual void ActivateContents(TabContents* contents) {}
   virtual void DeactivateContents(TabContents* contents) {}
   virtual void LoadingStateChanged(TabContents* source) {}
   virtual void CloseContents(TabContents* source) {}
   virtual void MoveContents(TabContents* source, const gfx::Rect& pos) {}
   virtual bool IsPopup(const TabContents* source) const;
   virtual void UpdateTargetURL(TabContents* source, const GURL& url) {}
+  virtual content::JavaScriptDialogCreator* GetJavaScriptDialogCreator(
+      ) OVERRIDE;
 
   // Overridden from ImageLoadingTracker::Observer.
   virtual void OnImageLoaded(SkBitmap* image,
                              const ExtensionResource& resource,
                              int index);
 
   // Returns an extension this sidebar belongs to.
   const Extension* GetExtension() const;
 
   // Contents of the tab this sidebar is linked to.
@@ skipping 29 matching lines @@
   // icon should be used or discarded.
   bool use_default_icon_;
 
   // Helper to load icons from extension asynchronously.
   scoped_ptr<ImageLoadingTracker> image_loading_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(SidebarContainer);
 };
 
 #endif  // CHROME_BROWSER_SIDEBAR_SIDEBAR_CONTAINER_H_