Removing listening for repaints (OnUpdateRect) from OverscrollNavigationOverlay.

content/browser/web_contents/aura/window_slider.h

 // Copyright (c) 2013 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 CONTENT_BROWSER_WEB_CONTENTS_AURA_WINDOW_SLIDER_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_AURA_WINDOW_SLIDER_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 28 matching lines @@
     // The WindowSlider takes ownership of the created layer.
     virtual ui::Layer* CreateFrontLayer() = 0;
 
     // Called when the slide is aborted. Note that when the slide is aborted,
     // the WindowSlider resets any transform it applied on the window-layer.
     virtual void OnWindowSlideAborted() = 0;
 
     // Called when the slide is about to be complete. The delegate can take
     // action with the assumption that slide will complete soon (within the
     // duration of the final transition animation effect).
-    // This callback is always preceeded by CreateBackLayerAndSetAsTarget() or
-    // by CreateFrontLayerAndSetAsTarget() callback, and is guaranteed to be
-    // followed by the OnWindowSlideCompleted() callback.
+    // This callback is always preceeded by CreateBackLayer() or by
+    // CreateFrontLayer() callback, and is guaranteed to be followed by the
+    // OnWindowSlideCompleted() callback.
     virtual void OnWindowSlideCompleting() = 0;
 
     // Called when the window slide completes. Note that at the end the
     // window-layer may have been transformed. The callback here should reset
-    // the transform if necessary.
-    virtual void OnWindowSlideCompleted() = 0;
+    // the transform if necessary. |layer| is the slider's layer (previously
+    // created via CreateBackLayer() or CreateFrontLayer()).
+    virtual void OnWindowSlideCompleted(scoped_ptr<ui::Layer> layer) = 0;
 
     // Called when the slider is destroyed.
     virtual void OnWindowSliderDestroyed() = 0;
   };
 
   // The WindowSlider slides the layers in the |owner| window. It starts
   // intercepting scroll events on |event_window|, and uses those events to
   // control the layer-slide. The lifetime of the slider is managed by the
   // lifetime of |owner|, i.e. if |owner| is destroyed, then the slider also
   // destroys itself.
@@ skipping 78 matching lines @@
   const float start_threshold_touchscreen_;
   const float start_threshold_touchpad_;
   const float complete_threshold_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowSlider);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_AURA_WINDOW_SLIDER_H_