Remove parts of //cc we aren't using

cc/quads/picture_draw_quad.h

Index: cc/quads/picture_draw_quad.h
diff --git a/cc/quads/picture_draw_quad.h b/cc/quads/picture_draw_quad.h
deleted file mode 100644
index 31e5601ee71099c57bb9407a1de0588b7430702b..0000000000000000000000000000000000000000
--- a/cc/quads/picture_draw_quad.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright 2013 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_QUADS_PICTURE_DRAW_QUAD_H_
-#define CC_QUADS_PICTURE_DRAW_QUAD_H_
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "cc/base/cc_export.h"
-#include "cc/quads/content_draw_quad_base.h"
-#include "cc/resources/raster_source.h"
-#include "ui/gfx/geometry/rect.h"
-#include "ui/gfx/geometry/rect_f.h"
-#include "ui/gfx/geometry/size.h"
-
-namespace cc {
-
-// Used for on-demand tile rasterization.
-class CC_EXPORT PictureDrawQuad : public ContentDrawQuadBase {
- public:
-  PictureDrawQuad();
-  ~PictureDrawQuad() override;
-
-  void SetNew(const SharedQuadState* shared_quad_state,
-              const gfx::Rect& rect,
-              const gfx::Rect& opaque_rect,
-              const gfx::Rect& visible_rect,
-              const gfx::RectF& tex_coord_rect,
-              const gfx::Size& texture_size,
-              bool nearest_neighbor,
-              ResourceFormat texture_format,
-              const gfx::Rect& content_rect,
-              float contents_scale,
-              scoped_refptr<RasterSource> raster_source);
-
-  void SetAll(const SharedQuadState* shared_quad_state,
-              const gfx::Rect& rect,
-              const gfx::Rect& opaque_rect,
-              const gfx::Rect& visible_rect,
-              bool needs_blending,
-              const gfx::RectF& tex_coord_rect,
-              const gfx::Size& texture_size,
-              bool nearest_neighbor,
-              ResourceFormat texture_format,
-              const gfx::Rect& content_rect,
-              float contents_scale,
-              scoped_refptr<RasterSource> raster_source);
-
-  gfx::Rect content_rect;
-  float contents_scale;
-  scoped_refptr<RasterSource> raster_source;
-  ResourceFormat texture_format;
-
-  void IterateResources(const ResourceIteratorCallback& callback) override;
-
-  static const PictureDrawQuad* MaterialCast(const DrawQuad* quad);
-
- private:
-  void ExtendValue(base::trace_event::TracedValue* value) const override;
-};
-
-}  // namespace cc
-
-#endif  // CC_QUADS_PICTURE_DRAW_QUAD_H_