cc: Move data to LayerTree from LayerTreeHost.

cc/trees/layer_tree_host_unittest_damage.cc

Index: cc/trees/layer_tree_host_unittest_damage.cc
diff --git a/cc/trees/layer_tree_host_unittest_damage.cc b/cc/trees/layer_tree_host_unittest_damage.cc
index d8bde904890b3e05be745e62a2754f57c684d614..825d03d12e7f6333df628006d0b5e4c8e41c4340 100644
--- a/cc/trees/layer_tree_host_unittest_damage.cc
+++ b/cc/trees/layer_tree_host_unittest_damage.cc
@@ -30,7 +30,7 @@ class LayerTreeHostDamageTestSetNeedsRedraw
     scoped_refptr<FakePictureLayer> root = FakePictureLayer::Create(&client_);
     root->SetBounds(gfx::Size(10, 10));
 
-    layer_tree_host()->SetRootLayer(root);
+    layer_tree()->SetRootLayer(root);
     LayerTreeHostDamageTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
@@ -92,7 +92,7 @@ class LayerTreeHostDamageTestSetViewportSize
     scoped_refptr<FakePictureLayer> root = FakePictureLayer::Create(&client_);
     root->SetBounds(gfx::Size(10, 10));
 
-    layer_tree_host()->SetRootLayer(root);
+    layer_tree()->SetRootLayer(root);
     LayerTreeHostDamageTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
@@ -105,7 +105,7 @@ class LayerTreeHostDamageTestSetViewportSize
   void DidCommitAndDrawFrame() override {
     switch (layer_tree_host()->source_frame_number()) {
       case 1:
-        layer_tree_host()->SetViewportSize(gfx::Size(15, 15));
+        layer_tree()->SetViewportSize(gfx::Size(15, 15));
         break;
     }
   }
@@ -161,7 +161,7 @@ class LayerTreeHostDamageTestNoDamageDoesNotSwap
     content_->SetBounds(gfx::Size(2000, 100));
     root->AddChild(content_);
 
-    layer_tree_host()->SetRootLayer(root);
+    layer_tree()->SetRootLayer(root);
     LayerTreeHostDamageTest::SetupTree();
     client_.set_bounds(root->bounds());
   }
@@ -211,7 +211,7 @@ class LayerTreeHostDamageTestNoDamageDoesNotSwap
       case 2:
         // Cause visible damage.
         content_->SetNeedsDisplayRect(
-            gfx::Rect(layer_tree_host()->device_viewport_size()));
+            gfx::Rect(layer_tree()->device_viewport_size()));
         break;
       case 3:
         // Cause non-visible damage.
@@ -246,7 +246,7 @@ class LayerTreeHostDamageTestForcedFullDamage : public LayerTreeHostDamageTest {
     child_->SetBounds(gfx::Size(30, 30));
 
     root_->AddChild(child_);
-    layer_tree_host()->SetRootLayer(root_);
+    layer_tree()->SetRootLayer(root_);
     LayerTreeHostDamageTest::SetupTree();
     client_.set_bounds(root_->bounds());
   }
@@ -332,7 +332,7 @@ class LayerTreeHostScrollbarDamageTest : public LayerTreeHostDamageTest {
     scoped_refptr<Layer> root_layer = Layer::Create();
     root_layer->SetBounds(gfx::Size(400, 400));
     root_layer->SetMasksToBounds(true);
-    layer_tree_host()->SetRootLayer(root_layer);
+    layer_tree()->SetRootLayer(root_layer);
 
     scoped_refptr<Layer> scroll_clip_layer = Layer::Create();
     content_layer_ = FakePictureLayer::Create(&client_);
@@ -442,7 +442,7 @@ class LayerTreeHostDamageTestScrollbarDoesDamage
 
   void ResizeScrollLayer() {
     EXPECT_EQ(3, num_draws_);
-    Layer* root = layer_tree_host()->root_layer();
+    Layer* root = layer_tree()->root_layer();
     content_layer_->SetBounds(
         gfx::Size(root->bounds().width() + 60, root->bounds().height() + 100));
   }