Remove parts of //cc we aren't using

cc/layers/surface_layer_impl.h

Index: cc/layers/surface_layer_impl.h
diff --git a/cc/layers/surface_layer_impl.h b/cc/layers/surface_layer_impl.h
deleted file mode 100644
index 90c0f4565c68d04a207e58f660658048fc7c3d84..0000000000000000000000000000000000000000
--- a/cc/layers/surface_layer_impl.h
+++ /dev/null
@@ -1,45 +0,0 @@
-// Copyright 2014 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.
-
-#ifndef CC_LAYERS_SURFACE_LAYER_IMPL_H_
-#define CC_LAYERS_SURFACE_LAYER_IMPL_H_
-
-#include "base/memory/scoped_ptr.h"
-#include "cc/base/cc_export.h"
-#include "cc/layers/layer_impl.h"
-#include "cc/surfaces/surface_id.h"
-
-namespace cc {
-
-class CC_EXPORT SurfaceLayerImpl : public LayerImpl {
- public:
-  static scoped_ptr<SurfaceLayerImpl> Create(LayerTreeImpl* tree_impl, int id) {
-    return make_scoped_ptr(new SurfaceLayerImpl(tree_impl, id));
-  }
-  ~SurfaceLayerImpl() override;
-
-  void SetSurfaceId(SurfaceId surface_id);
-
-  // LayerImpl overrides.
-  scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
-  void PushPropertiesTo(LayerImpl* layer) override;
-  void AppendQuads(RenderPass* render_pass,
-                   AppendQuadsData* append_quads_data) override;
-
- protected:
-  SurfaceLayerImpl(LayerTreeImpl* tree_impl, int id);
-
- private:
-  void GetDebugBorderProperties(SkColor* color, float* width) const override;
-  void AsValueInto(base::trace_event::TracedValue* dict) const override;
-  const char* LayerTypeAsString() const override;
-
-  SurfaceId surface_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(SurfaceLayerImpl);
-};
-
-}  // namespace cc
-
-#endif  // CC_LAYERS_SURFACE_LAYER_IMPL_H_