Add detached mode plumbing

content/browser/gpu/gpu_process_host_ui_shim.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/gpu/gpu_process_host_ui_shim.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 231 matching lines @@
   // no longer attached to, do not pass the frame along to the widget. Just ack
   // it to the GPU process immediately, so we can proceed to the next frame.
   bool should_not_show_frame =
       content::ImageTransportFactory::GetInstance()
           ->SurfaceShouldNotShowFramesAfterSuspendForRecycle(params.surface_id);
   if (!should_not_show_frame) {
     gfx::AcceleratedWidget native_widget =
         content::GpuSurfaceTracker::Get()->AcquireNativeWidget(
             params.surface_id);
     base::ScopedCFTypeRef<IOSurfaceRef> io_surface;
-    CAContextID ca_context_id = params.ca_context_id;
-
     DCHECK((params.ca_context_id == 0) ^
            (params.io_surface.get() == MACH_PORT_NULL));
     if (params.io_surface.get()) {
       io_surface.reset(IOSurfaceLookupFromMachPort(params.io_surface));
     }
 
-    ui::AcceleratedWidgetMacGotFrame(native_widget, ca_context_id, io_surface,
-                                     params.size, params.scale_factor,
-                                     &ack_params.vsync_timebase,
-                                     &ack_params.vsync_interval);
+    ui::AcceleratedWidgetMacGotFrame(
+        native_widget, params.ca_context_id, io_surface, params.use_detached,
+        params.detached_ca_context_id, params.size, params.scale_factor,
+        &ack_params.vsync_timebase, &ack_params.vsync_interval);
   } else {
     TRACE_EVENT0("browser", "Skipping recycled surface frame");
   }
 
   content::ImageTransportFactory::GetInstance()->OnGpuSwapBuffersCompleted(
       params.surface_id, params.latency_info, gfx::SwapResult::SWAP_ACK);
 
   Send(new AcceleratedSurfaceMsg_BufferPresented(ack_params));
 }
 #endif
@@ skipping 14 matching lines @@
 
 void GpuProcessHostUIShim::OnRemoveSubscription(int32_t process_id,
                                                 unsigned int target) {
   RenderProcessHost* rph = RenderProcessHost::FromID(process_id);
   if (rph) {
     rph->OnRemoveSubscription(target);
   }
 }
 
 }  // namespace content