Hide location bar on WebKit programmatic scroll.

cc/thread_proxy.cc

 // 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.
 
 #include "cc/thread_proxy.h"
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/debug/trace_event.h"
 #include "cc/delay_based_time_source.h"
@@ skipping 120 matching lines @@
     Proxy::implThread()->postTask(base::Bind(&ThreadProxy::requestStartPageScaleAnimationOnImplThread, m_implThreadWeakPtr, targetOffset, useAnchor, scale, duration));
 }
 
 void ThreadProxy::requestStartPageScaleAnimationOnImplThread(gfx::Vector2d targetOffset, bool useAnchor, float scale, base::TimeDelta duration)
 {
     DCHECK(Proxy::isImplThread());
     if (m_layerTreeHostImpl.get())
         m_layerTreeHostImpl->startPageScaleAnimation(targetOffset, useAnchor, scale, base::TimeTicks::Now(), duration);
 }
 
+void ThreadProxy::programmaticScroll(gfx::Vector2d targetOffset)
+{
+    DCHECK(Proxy::isMainThread());
+    Proxy::implThread()->postTask(base::Bind(&ThreadProxy::requestProgrammaticScroll, m_implThreadWeakPtr, targetOffset));
+}
+
+void ThreadProxy::requestProgrammaticScroll(gfx::Vector2d targetOffset)
+{
+    DCHECK(Proxy::isImplThread());
+    if (m_layerTreeHostImpl.get())
+        m_layerTreeHostImpl->programmaticScroll(targetOffset);
+}
+
 void ThreadProxy::finishAllRendering()
 {
     DCHECK(Proxy::isMainThread());
     DCHECK(!m_deferCommits);
 
     // Make sure all GL drawing is finished on the impl thread.
     DebugScopedSetMainThreadBlocked mainThreadBlocked(this);
     CompletionEvent completion;
     Proxy::implThread()->postTask(base::Bind(&ThreadProxy::finishAllRenderingOnImplThread, m_implThreadWeakPtr, &completion));
     completion.wait();
@@ skipping 1020 matching lines @@
 
 void ThreadProxy::renewTreePriorityOnImplThread()
 {
     DCHECK(m_renewTreePriorityOnImplThreadPending);
     m_renewTreePriorityOnImplThreadPending = false;
 
     renewTreePriority();
 }
 
 }  // namespace cc