content: Pass IOSurface references using Mach IPC.

content/browser/renderer_host/render_process_host_impl.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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 165 matching lines @@
 
 #if defined(OS_WIN)
 #include "base/win/scoped_com_initializer.h"
 #include "base/win/windows_version.h"
 #include "content/common/font_cache_dispatcher_win.h"
 #include "content/common/sandbox_win.h"
 #include "sandbox/win/src/sandbox_policy.h"
 #include "ui/gfx/win/dpi.h"
 #endif
 
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "content/browser/browser_io_surface_manager_mac.h"
+#endif
+
 #if defined(ENABLE_BROWSER_CDMS)
 #include "content/browser/media/cdm/browser_cdm_manager.h"
 #endif
 
 #if defined(ENABLE_PLUGINS)
 #include "content/browser/plugin_service_impl.h"
 #endif
 
 #if defined(ENABLE_WEBRTC)
 #include "content/browser/media/webrtc_internals.h"
@@ skipping 1345 matching lines @@
 
 void RenderProcessHostImpl::OnChannelConnected(int32 peer_pid) {
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   Send(new ChildProcessMsg_SetIPCLoggingEnabled(
       IPC::Logging::GetInstance()->Enabled()));
 #endif
 
   tracked_objects::ThreadData::Status status =
       tracked_objects::ThreadData::status();
   Send(new ChildProcessMsg_SetProfilerStatus(status));
+
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  io_surface_manager_mailbox_ =
+      BrowserIOSurfaceManager::GetInstance()->GenerateChildProcessMailbox(
+          GetID());
+  Send(new ChildProcessMsg_SetIOSurfaceManagerMailbox(
+      io_surface_manager_mailbox_));
+#endif
 }
 
 void RenderProcessHostImpl::OnChannelError() {
   ProcessDied(true /* already_dead */, nullptr);
 }
 
 void RenderProcessHostImpl::OnBadMessageReceived(const IPC::Message& message) {
   // Message de-serialization failed. We consider this a capital crime. Kill the
   // renderer if we have one.
   LOG(ERROR) << "bad message " << message.type() << " terminating renderer.";
@@ skipping 97 matching lines @@
 #if defined(ENABLE_BROWSER_CDMS)
     browser_cdm_manager_ = NULL;
 #endif
 
     RemoveUserData(kSessionStorageHolderKey);
 
     // Remove ourself from the list of renderer processes so that we can't be
     // reused in between now and when the Delete task runs.
     UnregisterHost(GetID());
   }
+
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  if (!io_surface_manager_mailbox_.IsZero()) {
+    BrowserIOSurfaceManager::GetInstance()->InvalidateChildProcessMailbox(
+        io_surface_manager_mailbox_);
+    io_surface_manager_mailbox_.SetZero();
+  }
+#endif
 }
 
 void RenderProcessHostImpl::AddPendingView() {
   pending_views_++;
 }
 
 void RenderProcessHostImpl::RemovePendingView() {
   DCHECK(pending_views_);
   pending_views_--;
 }
@@ skipping 780 matching lines @@
   if (worker_ref_count_ == 0)
     Cleanup();
 }
 
 void RenderProcessHostImpl::GetAudioOutputControllers(
     const GetAudioOutputControllersCallback& callback) const {
   audio_renderer_host()->GetOutputControllers(callback);
 }
 
 }  // namespace content