Implement DrawQuad StructTraits

cc/quads/texture_draw_quad.h

 // 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_QUADS_TEXTURE_DRAW_QUAD_H_
 #define CC_QUADS_TEXTURE_DRAW_QUAD_H_
 
 #include <stddef.h>
 
 #include <memory>
 
 #include "cc/base/cc_export.h"
 #include "cc/quads/draw_quad.h"
 #include "ui/gfx/geometry/rect_f.h"
 
 namespace cc {
 
 class CC_EXPORT TextureDrawQuad : public DrawQuad {
  public:
+  static const size_t kResourceIdIndex = 0;
+
   TextureDrawQuad();
   TextureDrawQuad(const TextureDrawQuad& other);
 
   void SetNew(const SharedQuadState* shared_quad_state,
               const gfx::Rect& rect,
               const gfx::Rect& opaque_rect,
               const gfx::Rect& visible_rect,
               unsigned resource_id,
               bool premultiplied_alpha,
               const gfx::PointF& uv_top_left,
@@ skipping 40 matching lines @@
   const gfx::Size& resource_size_in_pixels() const {
     return overlay_resources.size_in_pixels[kResourceIdIndex];
   }
   void set_resource_size_in_pixels(const gfx::Size& size_in_pixels) {
     overlay_resources.size_in_pixels[kResourceIdIndex] = size_in_pixels;
   }
 
   static const TextureDrawQuad* MaterialCast(const DrawQuad*);
 
  private:
-  static const size_t kResourceIdIndex = 0;
-
   void ExtendValue(base::trace_event::TracedValue* value) const override;
 };
 
 }  // namespace cc
 
 #endif  // CC_QUADS_TEXTURE_DRAW_QUAD_H_