Get rid of graphics layer anchor points, and replace with transform origin.

cc/test/layer_tree_test.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/test/layer_tree_test.h"
 
 #include "base/command_line.h"
 #include "cc/animation/animation.h"
 #include "cc/animation/animation_registrar.h"
 #include "cc/animation/layer_animation_controller.h"
@@ skipping 519 matching lines @@
   // so that those tasks will happen before the first commit.
   if (layer_tree_host_) {
     static_cast<LayerTreeHostForTesting*>(layer_tree_host_.get())
         ->set_test_started(true);
   }
 }
 
 void LayerTreeTest::SetupTree() {
   if (!layer_tree_host_->root_layer()) {
     scoped_refptr<Layer> root_layer = Layer::Create();
-    root_layer->SetAnchorPoint(gfx::PointF());
     root_layer->SetBounds(gfx::Size(1, 1));
     root_layer->SetIsDrawable(true);
     layer_tree_host_->SetRootLayer(root_layer);
   }
 
   gfx::Size root_bounds = layer_tree_host_->root_layer()->bounds();
   gfx::Size device_root_bounds = gfx::ToCeiledSize(
       gfx::ScaleSize(root_bounds, layer_tree_host_->device_scale_factor()));
   layer_tree_host_->SetViewportSize(device_root_bounds);
 }
@@ skipping 186 matching lines @@
   return -1;
 }
 
 void LayerTreeTest::DestroyLayerTreeHost() {
   if (layer_tree_host_ && layer_tree_host_->root_layer())
     layer_tree_host_->root_layer()->SetLayerTreeHost(NULL);
   layer_tree_host_.reset();
 }
 
 }  // namespace cc