Made Blink aware of top controls offset (Chromium-side)

cc/trees/layer_tree_host_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.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/synchronization/lock.h"
@@ skipping 845 matching lines @@
     layer_tree_host()->root_layer()->AddChild(scroll_layer_);
     // This test requires the page_scale and inner viewport layers to be
     // identified.
     layer_tree_host()->RegisterViewportLayers(
         root_layer, scroll_layer_.get(), NULL);
     layer_tree_host()->SetPageScaleFactorAndLimits(1.f, 0.5f, 2.f);
   }
 
   virtual void BeginTest() OVERRIDE { PostSetNeedsCommitToMainThread(); }
 
-  virtual void ApplyScrollAndScale(const gfx::Vector2d& scroll_delta,
-                                   float scale) OVERRIDE {
+  virtual void ApplyViewportDeltas(const gfx::Vector2d& scroll_delta,
+                                   float scale,
+                                   float) OVERRIDE {
     gfx::Vector2d offset = scroll_layer_->scroll_offset();
     scroll_layer_->SetScrollOffset(offset + scroll_delta);
     layer_tree_host()->SetPageScaleFactorAndLimits(scale, 0.5f, 2.f);
   }
 
   virtual void DidActivateTreeOnThread(LayerTreeHostImpl* impl) OVERRIDE {
     // We get one commit before the first draw, and the animation doesn't happen
     // until the second draw.
     switch (impl->active_tree()->source_frame_number()) {
       case 0:
@@ skipping 4155 matching lines @@
   const gfx::Size bounds_;
   FakeContentLayerClient client_;
   scoped_refptr<ContentLayerWithUpdateTracking> content_layer_;
   scoped_refptr<FakePictureLayer> picture_layer_;
   Layer* child_layer_;
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostTestContinuousPainting);
 
 }  // namespace cc