cc: Set up the framework to restrict access to Layer internals.

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 <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 27 matching lines @@
 #include "cc/test/fake_layer_tree_host_client.h"
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/fake_painted_scrollbar_layer.h"
 #include "cc/test/fake_picture_layer.h"
 #include "cc/test/fake_picture_layer_impl.h"
 #include "cc/test/fake_proxy.h"
 #include "cc/test/fake_recording_source.h"
 #include "cc/test/fake_scoped_ui_resource.h"
 #include "cc/test/fake_video_frame_provider.h"
 #include "cc/test/geometry_test_utils.h"
+#include "cc/test/layer_internals_for_test.h"
 #include "cc/test/layer_tree_test.h"
 #include "cc/test/test_shared_bitmap_manager.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "cc/trees/layer_tree_host_impl.h"
 #include "cc/trees/layer_tree_impl.h"
 #include "cc/trees/single_thread_proxy.h"
 #include "gpu/GLES2/gl2extchromium.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "third_party/khronos/GLES2/gl2.h"
 #include "third_party/khronos/GLES2/gl2ext.h"
@@ skipping 1051 matching lines @@
     layer_tree_host()->SetRootLayer(root_);
     LayerTreeHostTest::SetupTree();
   }
 
   void BeginTest() override { PostSetNeedsCommitToMainThread(); }
 
   void DidCommit() override {
     if (layer_tree_host()->source_frame_number() == 1) {
       gfx::Transform scale;
       scale.Scale(2.0, 2.0);
-      child_->OnTransformAnimated(scale);
+      LayerInternalsForTest(child_.get()).OnTransformAnimated(scale);
     }
   }
 
   void CommitCompleteOnThread(LayerTreeHostImpl* impl) override {
     if (impl->sync_tree()->source_frame_number() == 0)
       PostSetNeedsCommitToMainThread();
   }
 
   DrawResult PrepareToDrawOnThread(LayerTreeHostImpl* impl,
                                    LayerTreeHostImpl::FrameData* frame_data,
@@ skipping 5561 matching lines @@
     EndTest();
   }
 
   void AfterTest() override {}
 };
 
 SINGLE_AND_MULTI_THREAD_TEST_F(LayerTreeHostTestPaintedDeviceScaleFactor);
 
 }  // namespace
 }  // namespace cc