Hide location bar on WebKit programmatic scroll.

cc/proxy.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_PROXY_H_
 #define CC_PROXY_H_
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 32 matching lines @@
     void setMainThreadBlocked(bool);
     void setCurrentThreadIsImplThread(bool);
 #endif
 
     virtual ~Proxy();
 
     virtual bool compositeAndReadback(void *pixels, const gfx::Rect&) = 0;
 
     virtual void startPageScaleAnimation(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration) = 0;
 
+    virtual void programmaticScroll(gfx::Vector2d targetOffset) = 0;
+
     virtual void finishAllRendering() = 0;
 
     virtual bool isStarted() const = 0;
 
     // Attempts to initialize a context to use for rendering. Returns false if the context could not be created.
     // The context will not be used and no frames may be produced until initializeRenderer() is called.
     virtual bool initializeOutputSurface() = 0;
 
     // Indicates that the compositing surface associated with our context is ready to use.
     virtual void setSurfaceReady() = 0;
@@ skipping 78 matching lines @@
 class DebugScopedSetMainThreadBlocked {
 public:
     explicit DebugScopedSetMainThreadBlocked(Proxy*) { }
     ~DebugScopedSetMainThreadBlocked() { }
 };
 #endif
 
 }
 
 #endif  // CC_PROXY_H_