Update cc snapshot to r127918

cc/CCActiveGestureAnimation.cpp

-// Copyright 2012 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 "CCActiveGestureAnimation.h"
-
-#include "CCGestureCurve.h"
-#include "TraceEvent.h"
-
-namespace WebCore {
-
-PassOwnPtr<CCActiveGestureAnimation> CCActiveGestureAnimation::create(PassOwnPtr<CCGestureCurve> curve, CCGestureCurveTarget* target)
-{
-    return adoptPtr(new CCActiveGestureAnimation(curve, target));
-}
-
-CCActiveGestureAnimation::CCActiveGestureAnimation(PassOwnPtr<CCGestureCurve> curve, CCGestureCurveTarget* target)
-    : m_startTime(0)
-    , m_waitingForFirstTick(true)
-    , m_gestureCurve(curve)
-    , m_gestureCurveTarget(target)
-{
-    TRACE_EVENT_ASYNC_BEGIN1("input", "GestureAnimation", this, "curve", m_gestureCurve->debugName());
-}
-
-CCActiveGestureAnimation::~CCActiveGestureAnimation()
-{
-    TRACE_EVENT_ASYNC_END0("input", "GestureAnimation", this);
-}
-
-bool CCActiveGestureAnimation::animate(double monotonicTime)
-{
-    if (m_waitingForFirstTick) {
-        m_startTime = monotonicTime;
-        m_waitingForFirstTick = false;
-    }
-
-    // CCGestureCurves used zero-based time, so subtract start-time.
-    return m_gestureCurve->apply(monotonicTime - m_startTime, m_gestureCurveTarget);
-}
-
-} // namespace WebCore