Remove parts of //cc we aren't using

cc/layers/delegated_renderer_layer_impl.h

Index: cc/layers/delegated_renderer_layer_impl.h
diff --git a/cc/layers/delegated_renderer_layer_impl.h b/cc/layers/delegated_renderer_layer_impl.h
deleted file mode 100644
index 4a61ba12d68f3454012db906bdb64436fa855411..0000000000000000000000000000000000000000
--- a/cc/layers/delegated_renderer_layer_impl.h
+++ /dev/null
@@ -1,99 +0,0 @@
-// 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.
-
-#ifndef CC_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_
-#define CC_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_
-
-#include "base/containers/hash_tables.h"
-#include "base/memory/scoped_ptr.h"
-#include "cc/base/cc_export.h"
-#include "cc/base/scoped_ptr_vector.h"
-#include "cc/layers/layer_impl.h"
-
-namespace cc {
-class DelegatedFrameData;
-class RenderPassSink;
-
-class CC_EXPORT DelegatedRendererLayerImpl : public LayerImpl {
- public:
-  static scoped_ptr<DelegatedRendererLayerImpl> Create(
-      LayerTreeImpl* tree_impl, int id) {
-    return make_scoped_ptr(new DelegatedRendererLayerImpl(tree_impl, id));
-  }
-  ~DelegatedRendererLayerImpl() override;
-
-  // LayerImpl overrides.
-  scoped_ptr<LayerImpl> CreateLayerImpl(LayerTreeImpl* tree_impl) override;
-  bool HasDelegatedContent() const override;
-  bool HasContributingDelegatedRenderPasses() const override;
-  RenderPassId FirstContributingRenderPassId() const override;
-  RenderPassId NextContributingRenderPassId(
-      RenderPassId previous) const override;
-  void ReleaseResources() override;
-  bool WillDraw(DrawMode draw_mode,
-                ResourceProvider* resource_provider) override;
-  void AppendQuads(RenderPass* render_pass,
-                   AppendQuadsData* append_quads_data) override;
-  void PushPropertiesTo(LayerImpl* layer) override;
-
-  void AppendContributingRenderPasses(RenderPassSink* render_pass_sink);
-
-  // Creates an ID with the resource provider for the child renderer
-  // that will be sending quads to the layer. Registers the callback to
-  // inform when resources are no longer in use.
-  void CreateChildIdIfNeeded(const ReturnCallback& return_callback);
-
-  void SetFrameData(const DelegatedFrameData* frame_data,
-                    const gfx::RectF& damage_in_frame);
-
-  float inverse_device_scale_factor() const {
-    return inverse_device_scale_factor_;
-  }
-
- protected:
-  DelegatedRendererLayerImpl(LayerTreeImpl* tree_impl, int id);
-
-  int ChildIdForTesting() const { return child_id_; }
-  const RenderPassList& RenderPassesInDrawOrderForTesting() const {
-    return render_passes_in_draw_order_;
-  }
-  const ResourceProvider::ResourceIdArray& ResourcesForTesting() const {
-    return resources_;
-  }
-
- private:
-  void ClearChildId();
-
-  void AppendRainbowDebugBorder(RenderPass* render_pass);
-
-  void SetRenderPasses(RenderPassList* render_passes_in_draw_order);
-  void ClearRenderPasses();
-
-  // Returns |true| if the delegated_render_pass_id is part of the current
-  // frame and can be converted.
-  bool ConvertDelegatedRenderPassId(RenderPassId delegated_render_pass_id,
-                                    RenderPassId* output_render_pass_id) const;
-
-  void AppendRenderPassQuads(RenderPass* render_pass,
-                             const RenderPass* delegated_render_pass,
-                             const gfx::Size& frame_size) const;
-
-  // LayerImpl overrides.
-  const char* LayerTypeAsString() const override;
-
-  bool have_render_passes_to_push_;
-  float inverse_device_scale_factor_;
-  RenderPassList render_passes_in_draw_order_;
-  base::hash_map<RenderPassId, int> render_passes_index_by_id_;
-  ResourceProvider::ResourceIdArray resources_;
-
-  int child_id_;
-  bool own_child_id_;
-
-  DISALLOW_COPY_AND_ASSIGN(DelegatedRendererLayerImpl);
-};
-
-}  // namespace cc
-
-#endif  // CC_LAYERS_DELEGATED_RENDERER_LAYER_IMPL_H_