Implement RenderPass StructTraits

cc/ipc/shared_quad_state_struct_traits.h

 // Copyright 2016 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_IPC_SHARED_QUAD_STATE_STRUCT_TRAITS_H_
 #define CC_IPC_SHARED_QUAD_STATE_STRUCT_TRAITS_H_
 
 #include "cc/ipc/shared_quad_state.mojom.h"
 #include "cc/quads/shared_quad_state.h"
 
 namespace mojo {
 
 template <>
 struct StructTraits<cc::mojom::SharedQuadState, cc::SharedQuadState> {
   static const gfx::Transform& quad_to_target_transform(
       const cc::SharedQuadState& sqs) {
     return sqs.quad_to_target_transform;
   }
 
-  static gfx::Size quad_layer_bounds(const cc::SharedQuadState& sqs) {
+  static const gfx::Size& quad_layer_bounds(const cc::SharedQuadState& sqs) {
     return sqs.quad_layer_bounds;
   }
 
-  static gfx::Rect visible_quad_layer_rect(const cc::SharedQuadState& sqs) {
+  static const gfx::Rect& visible_quad_layer_rect(
+      const cc::SharedQuadState& sqs) {
     return sqs.visible_quad_layer_rect;
   }
 
-  static gfx::Rect clip_rect(const cc::SharedQuadState& sqs) {
+  static const gfx::Rect& clip_rect(const cc::SharedQuadState& sqs) {
     return sqs.clip_rect;
   }
 
   static bool is_clipped(const cc::SharedQuadState& sqs) {
     return sqs.is_clipped;
   }
 
   static float opacity(const cc::SharedQuadState& sqs) { return sqs.opacity; }
 
   static uint32_t blend_mode(const cc::SharedQuadState& sqs) {
@@ skipping 66 matching lines @@
   static bool Read(cc::mojom::SharedQuadStateListDataView data,
                    cc::SharedQuadStateList* out) {
     SharedQuadStateListArray sqs_array = {out};
     return data.ReadSharedQuadStates(&sqs_array);
   }
 };
 
 }  // namespace mojo
 
 #endif  // CC_IPC_SHARED_QUAD_STATE_STRUCT_TRAITS_H_