content: Pass IOSurface references using Mach IPC.

content/browser/gpu/gpu_process_host.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.h"
 
 #include "base/base64.h"
 #include "base/base_switches.h"
 #include "base/basictypes.h"
 #include "base/bind.h"
@@ skipping 42 matching lines @@
 #endif
 
 #if defined(USE_OZONE)
 #include "ui/ozone/public/ozone_switches.h"
 #endif
 
 #if defined(USE_X11) && !defined(OS_CHROMEOS)
 #include "ui/gfx/x/x11_switches.h"
 #endif
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "content/browser/browser_io_surface_manager_mac.h"
+#include "content/common/child_process_messages.h"
+#endif
+
 namespace content {
 
 bool GpuProcessHost::gpu_enabled_ = true;
 bool GpuProcessHost::hardware_gpu_enabled_ = true;
 int GpuProcessHost::gpu_crash_count_ = 0;
 int GpuProcessHost::gpu_recent_crash_count_ = 0;
 bool GpuProcessHost::crashed_before_ = false;
 int GpuProcessHost::swiftshader_crash_count_ = 0;
 
 namespace {
@@ skipping 509 matching lines @@
 
     IPC_MESSAGE_UNHANDLED(RouteOnUIThread(message))
   IPC_END_MESSAGE_MAP()
 
   return true;
 }
 
 void GpuProcessHost::OnChannelConnected(int32 peer_pid) {
   TRACE_EVENT0("gpu", "GpuProcessHost::OnChannelConnected");
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  Send(new ChildProcessMsg_SetIOSurfaceManagerToken(
+      BrowserIOSurfaceManager::GetInstance()->GetGpuProcessToken()));
+#endif
+
   while (!queued_messages_.empty()) {
     Send(queued_messages_.front());
     queued_messages_.pop();
   }
 }
 
 void GpuProcessHost::EstablishGpuChannel(
     int client_id,
     bool share_context,
     bool allow_future_sync_points,
@@ skipping 488 matching lines @@
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCacheShader");
   ClientIdToShaderCacheMap::iterator iter =
       client_id_to_shader_cache_.find(client_id);
   // If the cache doesn't exist then this is an off the record profile.
   if (iter == client_id_to_shader_cache_.end())
     return;
   iter->second->Cache(GetShaderPrefixKey() + ":" + key, shader);
 }
 
 }  // namespace content