Make cc::animation::TrimTimeToCurrentIteration,cc::AnimationCurve::Duration use TimeTicks/TimeDelta

cc/trees/layer_tree_host_impl.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/trees/layer_tree_host_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/basictypes.h"
@@ skipping 2455 matching lines @@
       return ScrollIgnored;
 
     ScrollOffsetAnimationCurve* curve =
         animation->curve()->ToScrollOffsetAnimationCurve();
 
     gfx::ScrollOffset new_target =
         gfx::ScrollOffsetWithDelta(curve->target_value(), scroll_delta);
     new_target.SetToMax(gfx::ScrollOffset());
     new_target.SetToMin(layer_impl->MaxScrollOffset());
 
-    curve->UpdateTarget(animation->TrimTimeToCurrentIteration(
-                            CurrentBeginFrameArgs().frame_time),
-                        new_target);
+    curve->UpdateTarget(
+        animation->TrimTimeToCurrentIteration(
+                       CurrentBeginFrameArgs().frame_time).InSecondsF(),
+        new_target);
 
     return ScrollStarted;
   }
   // ScrollAnimated is only used for wheel scrolls. We use the same bubbling
   // behavior as ScrollBy to determine which layer to animate, but we do not
   // do the Android-specific things in ScrollBy like showing top controls.
   InputHandler::ScrollStatus scroll_status = ScrollBegin(viewport_point, Wheel);
   if (scroll_status == ScrollStarted) {
     gfx::Vector2dF pending_delta = scroll_delta;
     for (LayerImpl* layer_impl = CurrentlyScrollingLayer(); layer_impl;
@@ skipping 1031 matching lines @@
 }
 
 void LayerTreeHostImpl::UnregisterPictureLayerImpl(PictureLayerImpl* layer) {
   std::vector<PictureLayerImpl*>::iterator it =
       std::find(picture_layers_.begin(), picture_layers_.end(), layer);
   DCHECK(it != picture_layers_.end());
   picture_layers_.erase(it);
 }
 
 }  // namespace cc