cc: Remove DrawQuad::IterateResoruces

cc/quads/tile_draw_quad.cc

 // 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.
 
 #include "cc/quads/tile_draw_quad.h"
 
 #include "base/logging.h"
 #include "base/trace_event/trace_event_argument.h"
 #include "base/values.h"
 
 namespace cc {
 
-TileDrawQuad::TileDrawQuad()
-    : resource_id(0) {
+TileDrawQuad::TileDrawQuad() {
 }
 
 TileDrawQuad::~TileDrawQuad() {
 }
 
 void TileDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
                           const gfx::Rect& rect,
                           const gfx::Rect& opaque_rect,
                           const gfx::Rect& visible_rect,
                           unsigned resource_id,
                           const gfx::RectF& tex_coord_rect,
                           const gfx::Size& texture_size,
                           bool swizzle_contents,
                           bool nearest_neighbor) {
   ContentDrawQuadBase::SetNew(shared_quad_state,
                               DrawQuad::TILED_CONTENT,
                               rect,
                               opaque_rect,
                               visible_rect,
                               tex_coord_rect,
                               texture_size,
                               swizzle_contents,
                               nearest_neighbor);
-  this->resource_id = resource_id;
+  resources.ids[kResourceIdIndex] = resource_id;
+  resources.count = 1;
 }
 
 void TileDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
                           const gfx::Rect& rect,
                           const gfx::Rect& opaque_rect,
                           const gfx::Rect& visible_rect,
                           bool needs_blending,
                           unsigned resource_id,
                           const gfx::RectF& tex_coord_rect,
                           const gfx::Size& texture_size,
                           bool swizzle_contents,
                           bool nearest_neighbor) {
   ContentDrawQuadBase::SetAll(shared_quad_state, DrawQuad::TILED_CONTENT, rect,
                               opaque_rect, visible_rect, needs_blending,
                               tex_coord_rect, texture_size, swizzle_contents,
                               nearest_neighbor);
-  this->resource_id = resource_id;
-}
-
-void TileDrawQuad::IterateResources(
-    const ResourceIteratorCallback& callback) {
-  resource_id = callback.Run(resource_id);
+  resources.ids[kResourceIdIndex] = resource_id;
+  resources.count = 1;
 }
 
 const TileDrawQuad* TileDrawQuad::MaterialCast(const DrawQuad* quad) {
   DCHECK(quad->material == DrawQuad::TILED_CONTENT);
   return static_cast<const TileDrawQuad*>(quad);
 }
 
 void TileDrawQuad::ExtendValue(base::trace_event::TracedValue* value) const {
   ContentDrawQuadBase::ExtendValue(value);
-  value->SetInteger("resource_id", resource_id);
+  value->SetInteger("resource_id", resources.ids[kResourceIdIndex]);
 }
 
 }  // namespace cc