Move Copy method from DrawQuad to RenderPass

cc/quads/render_pass.cc

Index: cc/quads/render_pass.cc
diff --git a/cc/quads/render_pass.cc b/cc/quads/render_pass.cc
index 70161667ad23d2bfbb4105bdcf2f016195534a09..e4350ba81c90c64900c62e4c63e3f6dae0c169fd 100644
--- a/cc/quads/render_pass.cc
+++ b/cc/quads/render_pass.cc
@@ -107,12 +107,14 @@ void RenderPass::CopyAll(const ScopedPtrVector<RenderPass>& in,
       if (quad->material == DrawQuad::RENDER_PASS) {
         const RenderPassDrawQuad* pass_quad =
             RenderPassDrawQuad::MaterialCast(quad);
-        copy_pass->quad_list.push_back(
-            pass_quad->Copy(copy_pass->shared_quad_state_list[sqs_i],
-                            pass_quad->render_pass_id).PassAs<DrawQuad>());
+        RenderPassDrawQuad* copy_quad =
+            copy_pass->CopyFromAndAppendTypedDrawQuad<RenderPassDrawQuad>(
+                pass_quad);
+        copy_quad->shared_quad_state = copy_pass->shared_quad_state_list[sqs_i];
+        copy_quad->render_pass_id = pass_quad->render_pass_id;
       } else {
-        copy_pass->quad_list.push_back(source->quad_list[i]->Copy(
-            copy_pass->shared_quad_state_list[sqs_i]));
+        copy_pass->CopyFromAndAppendDrawQuad(
+            quad, copy_pass->shared_quad_state_list[sqs_i]);
       }
     }
     out->push_back(copy_pass.Pass());