components: Cleanup class/struct fwd declarations

components/web_modal/web_contents_modal_dialog_manager_delegate.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 COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_DELEGATE_H_
 #define COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_DELEGATE_H_
 
 namespace content {
 class WebContents;
 }
 
-namespace gfx {
-class Point;
-}
-
 namespace web_modal {
 
 class WebContentsModalDialogHost;
 
 class WebContentsModalDialogManagerDelegate {
  public:
   // Changes the blocked state of |web_contents|. WebContentses are considered
   // blocked while displaying a web contents modal dialog. During that time
   // renderer host will ignore any UI interaction within WebContents outside of
   // the currently displaying dialog.
   virtual void SetWebContentsBlocked(content::WebContents* web_contents,
                                      bool blocked);
 
   // Returns the WebContentsModalDialogHost for use in positioning web contents
   // modal dialogs within the browser window.
   virtual WebContentsModalDialogHost* GetWebContentsModalDialogHost();
 
   // Returns whether the WebContents is currently visible or not.
   virtual bool IsWebContentsVisible(content::WebContents* web_contents);
 
  protected:
   virtual ~WebContentsModalDialogManagerDelegate();
 };
 
 }  // namespace web_modal
 
 #endif  // COMPONENTS_WEB_MODAL_WEB_CONTENTS_MODAL_DIALOG_MANAGER_DELEGATE_H_