Add CCDelegatingRenderer, and corresponding IPCs

content/browser/renderer_host/render_widget_host_view_aura.cc

 // Copyright (c) 2012 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 "content/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 929 matching lines @@
     uint64 surface_handle) {
   DCHECK(image_transport_clients_.find(surface_handle) !=
          image_transport_clients_.end());
   if (current_surface_ == surface_handle) {
     current_surface_ = 0;
     UpdateExternalTexture();
   }
   image_transport_clients_.erase(surface_handle);
 }
 
+void RenderWidgetHostViewAura::SwapCompositorFrame(
+    const cc::CompositorFrame& frame) {
+  ui::Compositor* compositor = GetCompositor();
+  if (!compositor) {
+    SwapCompositorFrameAck(frame.resources, NULL);
+  } else {
+    released_front_lock_ = NULL;
+    gfx::Size surface_size = ConvertSizeToDIP(this, frame.size);
+
+    window_->SchedulePaintInRect(gfx::Rect(surface_size));
+    resize_locks_.clear(); // XXX
+    window_->layer()->SetCompositorFrame(frame);
+
+    on_compositing_did_commit_callbacks_.push_back(
+        base::Bind(&RenderWidgetHostViewAura::SendSwapCompositorFrameAck,
+                   base::Unretained(this)));
+    if (!compositor->HasObserver(this))
+      compositor->AddObserver(this);
+  }
+}
+
+void RenderWidgetHostViewAura::SendSwapCompositorFrameAck(ui::Compositor*) {
+  cc::TransferableResourceList resources;
+  resources.sync_point = 0;
+  window_->layer()->GetRecycledResources(&resources);
+  SwapCompositorFrameAck(resources, NULL);
+}
+
+void RenderWidgetHostViewAura::SwapCompositorFrameAck(const cc::TransferableResourceList& resources, ui::Compositor*) {
+  cc::CompositorFrameAck ack;
+  ack.resources = resources;
+  host_->SwapCompositorFrameAck(ack);
+}
+
 void RenderWidgetHostViewAura::SetSurfaceNotInUseByCompositor(ui::Compositor*) {
   if (current_surface_ || !host_->is_hidden())
     return;
   current_surface_in_use_by_compositor_ = false;
   AdjustSurfaceProtection();
 }
 
 void RenderWidgetHostViewAura::AdjustSurfaceProtection() {
   // If the current surface is non null, it is protected.
   // If we are visible, it is protected.
@@ skipping 914 matching lines @@
     RenderWidgetHost* widget) {
   return new RenderWidgetHostViewAura(widget);
 }
 
 // static
 void RenderWidgetHostViewPort::GetDefaultScreenInfo(WebScreenInfo* results) {
   GetScreenInfoForWindow(results, NULL);
 }
 
 }  // namespace content