Hide location bar on WebKit programmatic scroll.

cc/layer_tree_host_impl.h

 // Copyright 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 CC_LAYER_TREE_HOST_IMPL_H_
 #define CC_LAYER_TREE_HOST_IMPL_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
@@ skipping 180 matching lines @@
     void setDeviceScaleFactor(float);
 
     float pageScaleFactor() const;
     void setPageScaleFactorAndLimits(float pageScaleFactor, float minPageScaleFactor, float maxPageScaleFactor);
 
     scoped_ptr<ScrollAndScaleSet> processScrollDeltas();
     gfx::Transform implTransform() const;
 
     void startPageScaleAnimation(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration);
 
+    void programmaticScroll(gfx::Vector2d targetOffset);
+
     bool needsAnimateLayers() const { return !m_animationRegistrar->active_animation_controllers().empty(); }
 
     bool needsUpdateDrawProperties() const { return m_needsUpdateDrawProperties; }
 
     void renderingStats(RenderingStats*) const;
 
     void sendManagedMemoryStats(
        size_t memoryVisibleBytes,
        size_t memoryVisibleAndNearbyBytes,
        size_t memoryUseBytes);
@@ skipping 154 matching lines @@
     size_t m_lastSentMemoryUseBytes;
 
     scoped_ptr<AnimationRegistrar> m_animationRegistrar;
 
     DISALLOW_COPY_AND_ASSIGN(LayerTreeHostImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYER_TREE_HOST_IMPL_H_