cc: Dedup IPCs to return resources to client

content/common/android/sync_compositor_messages.h

 // Copyright 2015 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 <stddef.h>
 
 #include "base/memory/shared_memory_handle.h"
 #include "cc/output/begin_frame_args.h"
 #include "cc/output/compositor_frame.h"
-#include "cc/output/compositor_frame_ack.h"
 #include "content/common/content_export.h"
 #include "content/common/content_param_traits.h"
 #include "content/common/input/did_overscroll_params.h"
 #include "content/common/input/input_event_ack_state.h"
 #include "ipc/ipc_message_macros.h"
 #include "third_party/WebKit/public/web/WebInputEvent.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/scroll_offset.h"
 
 #ifndef CONTENT_COMMON_ANDROID_SYNC_COMPOSITOR_MESSAGES_H_
@@ skipping 127 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED2_1(SyncCompositorMsg_ZoomBy,
                            float /* delta */,
                            gfx::Point /* anchor */,
                            content::SyncCompositorCommonRendererParams)
 
 IPC_MESSAGE_ROUTED1(SyncCompositorMsg_SetMemoryPolicy,
                     uint32_t /* bytes_limit */);
 
 IPC_MESSAGE_ROUTED2(SyncCompositorMsg_ReclaimResources,
                     uint32_t /* output_surface_id */,
-                    cc::CompositorFrameAck);
+                    cc::ReturnedResourceArray /* resources */);
 
 IPC_MESSAGE_ROUTED1(SyncCompositorMsg_SetScroll, gfx::ScrollOffset);
 
 // -----------------------------------------------------------------------------
 // Messages sent from the renderer to the browser.
 
 IPC_MESSAGE_ROUTED0(SyncCompositorHostMsg_OutputSurfaceCreated);
 
 IPC_MESSAGE_ROUTED1(SyncCompositorHostMsg_UpdateState,
                     content::SyncCompositorCommonRendererParams)