cc: Remove DrawQuad::IterateResoruces

cc/quads/io_surface_draw_quad.cc

Index: cc/quads/io_surface_draw_quad.cc
diff --git a/cc/quads/io_surface_draw_quad.cc b/cc/quads/io_surface_draw_quad.cc
index 8a37b0a6f068d5ca2c7f77d3d681ba256abf6a9a..0ad70fcc6b8a6fe064111e42e15a4409b64c30eb 100644
--- a/cc/quads/io_surface_draw_quad.cc
+++ b/cc/quads/io_surface_draw_quad.cc
@@ -11,9 +11,7 @@
 
 namespace cc {
 
-IOSurfaceDrawQuad::IOSurfaceDrawQuad()
-    : io_surface_resource_id(0),
-      orientation(FLIPPED) {
+IOSurfaceDrawQuad::IOSurfaceDrawQuad() : orientation(FLIPPED) {
 }
 
 void IOSurfaceDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
@@ -27,7 +25,8 @@ void IOSurfaceDrawQuad::SetNew(const SharedQuadState* shared_quad_state,
   DrawQuad::SetAll(shared_quad_state, DrawQuad::IO_SURFACE_CONTENT, rect,
                    opaque_rect, visible_rect, needs_blending);
   this->io_surface_size = io_surface_size;
-  this->io_surface_resource_id = io_surface_resource_id;
+  resources.ids[kIOSurfaceResourceIdIndex] = io_surface_resource_id;
+  resources.count = 1;
   this->orientation = orientation;
 }
 
@@ -42,15 +41,11 @@ void IOSurfaceDrawQuad::SetAll(const SharedQuadState* shared_quad_state,
   DrawQuad::SetAll(shared_quad_state, DrawQuad::IO_SURFACE_CONTENT, rect,
                    opaque_rect, visible_rect, needs_blending);
   this->io_surface_size = io_surface_size;
-  this->io_surface_resource_id = io_surface_resource_id;
+  resources.ids[kIOSurfaceResourceIdIndex] = io_surface_resource_id;
+  resources.count = 1;
   this->orientation = orientation;
 }
 
-void IOSurfaceDrawQuad::IterateResources(
-    const ResourceIteratorCallback& callback) {
-  io_surface_resource_id = callback.Run(io_surface_resource_id);
-}
-
 const IOSurfaceDrawQuad* IOSurfaceDrawQuad::MaterialCast(
     const DrawQuad* quad) {
   DCHECK(quad->material == DrawQuad::IO_SURFACE_CONTENT);
@@ -61,7 +56,8 @@ void IOSurfaceDrawQuad::ExtendValue(
     base::trace_event::TracedValue* value) const {
   MathUtil::AddToTracedValue("io_surface_size", io_surface_size, value);
 
-  value->SetInteger("io_surface_resource_id", io_surface_resource_id);
+  value->SetInteger("io_surface_resource_id",
+                    resources.ids[kIOSurfaceResourceIdIndex]);
   const char* orientation_string = NULL;
   switch (orientation) {
     case FLIPPED: