Fixes painting regression. The problem was I optimized to only send to

ui/gfx/compositor/layer_animator.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 UI_GFX_COMPOSITOR_LAYER_ANIMATOR_H_
 #define UI_GFX_COMPOSITOR_LAYER_ANIMATOR_H_
 #pragma once
 
 #include <deque>
 #include <set>
@@ skipping 104 matching lines @@
 
   // These functions are used for adding or removing observers from the observer
   // list. The observers are notified when animations end.
   void AddObserver(LayerAnimationObserver* observer);
   void RemoveObserver(LayerAnimationObserver* observer);
 
   // Scoped settings allow you to temporarily change the animator's settings and
   // these changes are reverted when the object is destroyed. NOTE: when the
   // settings object is created, it applies the default transition duration
   // (200ms).
-  class ScopedSettings {
+  class COMPOSITOR_EXPORT ScopedSettings {
    public:
     explicit ScopedSettings(LayerAnimator* animator);
     virtual ~ScopedSettings();
 
     void AddObserver(LayerAnimationObserver* observer);
     void SetTransitionDuration(base::TimeDelta duration);
 
    private:
     LayerAnimator* animator_;
     base::TimeDelta old_transition_duration_;
@@ skipping 115 matching lines @@
   // Observers are notified when layer animations end, are scheduled or are
   // aborted.
   ObserverList<LayerAnimationObserver> observers_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerAnimator);
 };
 
 }  // namespace ui
 
 #endif  // UI_GFX_COMPOSITOR_LAYER_ANIMATOR_H_