Implement CSSOM Smooth Scroll API

Source/core/page/PageAnimator.cpp

 // Copyright 2014 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 "config.h"
 #include "core/page/PageAnimator.h"
 
 #include "core/animation/DocumentAnimations.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalFrame.h"
@@ skipping 13 matching lines @@
 }
 
 void PageAnimator::serviceScriptedAnimations(double monotonicAnimationStartTime)
 {
     m_animationFramePending = false;
     TemporaryChange<bool> servicing(m_servicingAnimations, true);
 
     for (RefPtr<Frame> frame = m_page->mainFrame(); frame; frame = frame->tree().traverseNext()) {
         if (frame->isLocalFrame()) {
             RefPtr<LocalFrame> localFrame = toLocalFrame(frame.get());
-            localFrame->view()->serviceScrollAnimations();
+            localFrame->view()->serviceScrollAnimations(monotonicAnimationStartTime);
 
             DocumentAnimations::updateAnimationTimingForAnimationFrame(*localFrame->document(), monotonicAnimationStartTime);
             SVGDocumentExtensions::serviceOnAnimationFrame(*localFrame->document(), monotonicAnimationStartTime);
         }
     }
 
     WillBeHeapVector<RefPtrWillBeMember<Document> > documents;
     for (Frame* frame = m_page->mainFrame(); frame; frame = frame->tree().traverseNext()) {
         if (frame->isLocalFrame())
             documents.append(toLocalFrame(frame)->document());
@@ skipping 27 matching lines @@
     // setFrameRect(). This will be a quick operation for most frames, but the
     // NativeWindowWidgets will update a proper clipping region.
     view->setFrameRect(view->frameRect());
 
     // setFrameRect may have the side-effect of causing existing page layout to
     // be invalidated, so layout needs to be called last.
     view->updateLayoutAndStyleForPainting();
 }
 
 }