Damage root layer when viewport or top controls changes.

cc/trees/layer_tree_host_unittest_scroll.cc

 // 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 "cc/trees/layer_tree_host.h"
 
 #include "cc/layers/content_layer.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/test/fake_content_layer_client.h"
@@ skipping 478 matching lines @@
 
 class ImplSidePaintingScrollTest : public LayerTreeHostScrollTest {
  public:
   virtual void InitializeSettings(LayerTreeSettings* settings) OVERRIDE {
     settings->impl_side_painting = true;
   }
 
   virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE {
     // Manual vsync tick.
     if (impl->pending_tree())
-      impl->setNeedsRedraw();
+      impl->SetNeedsRedraw();
   }
 };
 
 class ImplSidePaintingScrollTestSimple : public ImplSidePaintingScrollTest {
  public:
   ImplSidePaintingScrollTestSimple()
       : initial_scroll_(10, 20),
         main_thread_scroll_(40, 5),
         impl_thread_scroll1_(2, -1),
         impl_thread_scroll2_(-3, 10),
@@ skipping 24 matching lines @@
   }
 
   virtual bool CanActivatePendingTree() OVERRIDE {
     return can_activate_;
   }
 
   virtual void CommitCompleteOnThread(LayerTreeHostImpl* impl) OVERRIDE {
     // We force a second draw here of the first commit before activating
     // the second commit.
     if (impl->active_tree()->source_frame_number() == 0)
-      impl->setNeedsRedraw();
+      impl->SetNeedsRedraw();
   }
 
   virtual void DrawLayersOnThread(LayerTreeHostImpl* impl) OVERRIDE {
     ImplSidePaintingScrollTest::DrawLayersOnThread(impl);
 
     LayerImpl* root = impl->active_tree()->root_layer();
     root->SetScrollable(true);
     root->SetMaxScrollOffset(gfx::Vector2d(100, 100));
 
     LayerImpl* pending_root =
@@ skipping 101 matching lines @@
   }
 
   virtual void AfterTest() OVERRIDE {}
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(
     LayerTreeHostScrollTestScrollZeroMaxScrollOffset);
 
 }  // namespace
 }  // namespace cc