events: Change gesture-event handler in EventHandler to not return any values.

chrome/browser/ui/views/location_bar/zoom_bubble_view.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_VIEWS_LOCATION_BAR_ZOOM_BUBBLE_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ZOOM_BUBBLE_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/timer.h"
 #include "ui/views/bubble/bubble_delegate.h"
@@ skipping 37 matching lines @@
   void StartTimerIfNecessary();
 
   // Stops the auto-close timer.
   void StopTimer();
 
   // views::View method.
   virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
 
   // ui::EventHandler method.
-  virtual ui::EventResult OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
+  virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
 
   // views::ButtonListener method.
   virtual void ButtonPressed(views::Button* sender,
                              const ui::Event& event) OVERRIDE;
 
   // views::BubbleDelegateView method.
   virtual void Init() OVERRIDE;
   virtual void WindowClosing() OVERRIDE;
 
   // Singleton instance of the zoom bubble. The zoom bubble can only be shown on
@@ skipping 10 matching lines @@
   // The WebContents for the page whose zoom has changed.
   content::WebContents* web_contents_;
 
   // Whether the currently displayed bubble will automatically close.
   bool auto_close_;
 
   DISALLOW_COPY_AND_ASSIGN(ZoomBubbleView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_LOCATION_BAR_ZOOM_BUBBLE_VIEW_H_