Implement TextureImageTransportSurface using texture mailbox

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/command_line.h"
@@ skipping 13 matching lines @@
 #include "ui/gl/gl_switches.h"
 
 #if defined(TOOLKIT_GTK)
 // These two #includes need to come after gpu_messages.h.
 #include "ui/base/x/x11_util.h"
 #include "ui/gfx/size.h"
 #include <gdk/gdk.h>   // NOLINT
 #include <gdk/gdkx.h>  // NOLINT
 #endif
 
+// From gl2/gl2ext.h.
+#ifndef GL_MAILBOX_SIZE_CHROMIUM
+#define GL_MAILBOX_SIZE_CHROMIUM 64
+#endif
+
 namespace content {
 
 namespace {
 
 // One of the linux specific headers defines this as a macro.
 #ifdef DestroyAll
 #undef DestroyAll
 #endif
 
 base::LazyInstance<IDMap<GpuProcessHostUIShim> > g_hosts_by_id =
@@ skipping 251 matching lines @@
 }
 
 #endif
 
 void GpuProcessHostUIShim::OnAcceleratedSurfaceNew(
     const GpuHostMsg_AcceleratedSurfaceNew_Params& params) {
   RenderWidgetHostViewPort* view = GetRenderWidgetHostViewFromSurfaceID(
       params.surface_id);
   if (!view)
     return;
+
+  if (params.mailbox_name.length() &&
+      params.mailbox_name.length() != GL_MAILBOX_SIZE_CHROMIUM)
+    return;
+
   view->AcceleratedSurfaceNew(
-      params.width, params.height, params.surface_handle);
+      params.width, params.height, params.surface_handle,
+      params.mailbox_name);
 }
 
 static base::TimeDelta GetSwapDelay() {
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
   int delay = 0;
   if (cmd_line->HasSwitch(switches::kGpuSwapDelay)) {
     base::StringToInt(cmd_line->GetSwitchValueNative(
         switches::kGpuSwapDelay).c_str(), &delay);
   }
   return base::TimeDelta::FromMilliseconds(delay);
 }
 
 void GpuProcessHostUIShim::OnAcceleratedSurfaceBuffersSwapped(
     const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params) {
   TRACE_EVENT0("renderer",
       "GpuProcessHostUIShim::OnAcceleratedSurfaceBuffersSwapped");
 
   ScopedSendOnIOThread delayed_send(
       host_id_,
-      new AcceleratedSurfaceMsg_BufferPresented(params.route_id, false, 0));
+      new AcceleratedSurfaceMsg_BufferPresented(params.route_id,
+                                                params.surface_handle,
+                                                0));
 
   RenderWidgetHostViewPort* view = GetRenderWidgetHostViewFromSurfaceID(
       params.surface_id);
   if (!view)
     return;
 
   delayed_send.Cancel();
 
   static const base::TimeDelta swap_delay = GetSwapDelay();
   if (swap_delay.ToInternalValue())
     base::PlatformThread::Sleep(swap_delay);
 
   // View must send ACK message after next composite.
   view->AcceleratedSurfaceBuffersSwapped(params, host_id_);
 }
 
 void GpuProcessHostUIShim::OnAcceleratedSurfacePostSubBuffer(
     const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params) {
   TRACE_EVENT0("renderer",
       "GpuProcessHostUIShim::OnAcceleratedSurfacePostSubBuffer");
 
   ScopedSendOnIOThread delayed_send(
       host_id_,
-      new AcceleratedSurfaceMsg_BufferPresented(params.route_id, false, 0));
+      new AcceleratedSurfaceMsg_BufferPresented(params.route_id,
+                                                params.surface_handle,
+                                                0));
 
   RenderWidgetHostViewPort* view =
       GetRenderWidgetHostViewFromSurfaceID(params.surface_id);
   if (!view)
     return;
 
   delayed_send.Cancel();
 
   // View must send ACK message after next composite.
   view->AcceleratedSurfacePostSubBuffer(params, host_id_);
@@ skipping 20 matching lines @@
   view->AcceleratedSurfaceRelease(params.identifier);
 }
 
 void GpuProcessHostUIShim::OnVideoMemoryUsageStatsReceived(
     const GPUVideoMemoryUsageStats& video_memory_usage_stats) {
   GpuDataManagerImpl::GetInstance()->UpdateVideoMemoryUsageStats(
       video_memory_usage_stats);
 }
 
 }  // namespace content