Make cc::CompositorFrames movable [Part 1 of 2]

components/mus/surfaces/direct_output_surface_ozone.cc

 // 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.
 
 #include "components/mus/surfaces/direct_output_surface_ozone.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/ptr_util.h"
@@ skipping 60 matching lines @@
 bool DirectOutputSurfaceOzone::IsDisplayedAsOverlayPlane() const {
   // TODO(rjkroege): implement remaining overlay functionality.
   return true;
 }
 
 unsigned DirectOutputSurfaceOzone::GetOverlayTextureId() const {
   DCHECK(buffer_queue_);
   return buffer_queue_->current_texture_id();
 }
 
-void DirectOutputSurfaceOzone::SwapBuffers(cc::CompositorFrame* frame) {
+void DirectOutputSurfaceOzone::SwapBuffers(cc::CompositorFrame frame) {
   DCHECK(buffer_queue_);
-  DCHECK(frame->gl_frame_data);
+  DCHECK(frame.gl_frame_data);
 
-  buffer_queue_->SwapBuffers(frame->gl_frame_data->sub_buffer_rect);
+  buffer_queue_->SwapBuffers(frame.gl_frame_data->sub_buffer_rect);
 
   // Code combining GpuBrowserCompositorOutputSurface + DirectOutputSurface
-  if (frame->gl_frame_data->sub_buffer_rect ==
-      gfx::Rect(frame->gl_frame_data->size)) {
+  if (frame.gl_frame_data->sub_buffer_rect ==
+      gfx::Rect(frame.gl_frame_data->size)) {
     context_provider_->ContextSupport()->Swap();
   } else {
     context_provider_->ContextSupport()->PartialSwapBuffers(
-        frame->gl_frame_data->sub_buffer_rect);
+        frame.gl_frame_data->sub_buffer_rect);
   }
 
   gpu::gles2::GLES2Interface* gl = context_provider_->ContextGL();
   const GLuint64 fence_sync = gl->InsertFenceSyncCHROMIUM();
   gl->ShallowFlushCHROMIUM();
 
   gpu::SyncToken sync_token;
   gl->GenUnverifiedSyncTokenCHROMIUM(fence_sync, sync_token.GetData());
 
   client_->DidSwapBuffers();
@@ skipping 52 matching lines @@
 // must create the native window in the size that the hardware reports.
 void DirectOutputSurfaceOzone::Reshape(const gfx::Size& size,
                                        float scale_factor,
                                        bool alpha) {
   OutputSurface::Reshape(size, scale_factor, alpha);
   DCHECK(buffer_queue_);
   buffer_queue_->Reshape(SurfaceSize(), scale_factor);
 }
 
 }  // namespace mus