Share animations from compositor to main thread.

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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 3729 matching lines @@
     return;
   input_handler_client_->UpdateRootLayerStateForSynchronousInputHandler(
       active_tree_->TotalScrollOffset(), active_tree_->TotalMaxScrollOffset(),
       active_tree_->ScrollableSize(), active_tree_->current_page_scale_factor(),
       active_tree_->min_page_scale_factor(),
       active_tree_->max_page_scale_factor());
 }
 
 void LayerTreeHostImpl::ScrollAnimationAbort(LayerImpl* layer_impl) {
   if (animation_host_)
-    return animation_host_->ScrollAnimationAbort();
+    return animation_host_->ScrollAnimationAbort(false /* needs_completion */);
 
   layer_impl->layer_animation_controller()->AbortAnimations(
       TargetProperty::SCROLL_OFFSET);
 }
 
 void LayerTreeHostImpl::ScrollAnimationCreate(
     ScrollNode* scroll_node,
     const gfx::ScrollOffset& target_offset,
     const gfx::ScrollOffset& current_offset) {
   if (animation_host_)
@@ skipping 219 matching lines @@
   return task_runner_provider_->HasImplThread();
 }
 
 bool LayerTreeHostImpl::CommitToActiveTree() const {
   // In single threaded mode we skip the pending tree and commit directly to the
   // active tree.
   return !task_runner_provider_->HasImplThread();
 }
 
 }  // namespace cc