Fix X11DesktopHandler::ActivateWindow on Unity for known user gestures

chrome/browser/ui/browser.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_UI_BROWSER_H_
 #define CHROME_BROWSER_UI_BROWSER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 540 matching lines @@
   void NavigationStateChanged(content::WebContents* source,
                               content::InvalidateTypes changed_flags) override;
   void VisibleSSLStateChanged(const content::WebContents* source) override;
   void AddNewContents(content::WebContents* source,
                       content::WebContents* new_contents,
                       WindowOpenDisposition disposition,
                       const gfx::Rect& initial_rect,
                       bool user_gesture,
                       bool* was_blocked) override;
   void ActivateContents(content::WebContents* contents) override;
+  void ActivateContentsForUserGesture(content::WebContents* contents) override;
   void DeactivateContents(content::WebContents* contents) override;
   void LoadingStateChanged(content::WebContents* source,
                            bool to_different_document) override;
   void CloseContents(content::WebContents* source) override;
   void MoveContents(content::WebContents* source,
                     const gfx::Rect& pos) override;
   bool IsPopupOrPanel(const content::WebContents* source) const override;
   void UpdateTargetURL(content::WebContents* source, const GURL& url) override;
   void ContentsMouseEvent(content::WebContents* source,
                           const gfx::Point& location,
@@ skipping 410 matching lines @@
   // The following factory is used for chrome update coalescing.
   base::WeakPtrFactory<Browser> chrome_updater_factory_;
 
   // The following factory is used to close the frame at a later time.
   base::WeakPtrFactory<Browser> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 #endif  // CHROME_BROWSER_UI_BROWSER_H_