Convert scroll offsets to use SyncedProperty.

cc/trees/layer_tree_host_common_unittest.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_common.h"
 
 #include <algorithm>
 #include <set>
 
 #include "cc/animation/layer_animation_controller.h"
@@ skipping 7801 matching lines @@
                                gfx::Size(30, 30), true, false, false);
 
   gfx::ScrollOffset scroll_offset(3.3, 4.2);
   gfx::Vector2dF main_scroll_fractional_part(0.3f, 0.2f);
   gfx::Vector2dF scroll_delta(0.1f, 0.4f);
   // Blink only uses the integer part of the scroll_offset for fixed
   // position layer.
   SetLayerPropertiesForTesting(fixed.get(), identity_transform, gfx::Point3F(),
                                gfx::PointF(3.0f, 4.0f), gfx::Size(50, 50), true,
                                false, false);
-  scroll_layer->SetScrollOffsetAndDelta(scroll_offset, scroll_delta);
+  scroll_layer->SetScrollOffset(scroll_offset);
+  scroll_layer->SetScrollDelta(scroll_delta);
   scroll_layer->SetScrollCompensationAdjustment(main_scroll_fractional_part);
 
   scroller->AddChild(fixed.Pass());
   container->AddChild(scroller.Pass());
   root->AddChild(container.Pass());
 
   LayerImplList render_surface_layer_list;
   LayerTreeHostCommon::CalcDrawPropsImplInputsForTesting inputs(
       root.get(), root->bounds(), &render_surface_layer_list);
   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
@@ skipping 833 matching lines @@
 
   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 
   gfx::Rect affected_by_delta(0, 0, root_size.width(),
                               root_size.height() + 50);
   EXPECT_EQ(affected_by_delta, sublayer->visible_content_rect());
 }
 
 }  // namespace
 }  // namespace cc