content: Pass IOSurface references using Mach IPC.

content/app/content_main_runner.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/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 68 matching lines @@
 
 #include "base/strings/string_number_conversions.h"
 #include "base/trace_event/trace_event_etw_export_win.h"
 #include "ui/base/win/atl_module.h"
 #include "ui/gfx/win/dpi.h"
 #elif defined(OS_MACOSX)
 #include "base/mac/scoped_nsautorelease_pool.h"
 #if !defined(OS_IOS)
 #include "base/power_monitor/power_monitor_device_source.h"
 #include "content/app/mac/mac_init.h"
+#include "content/browser/browser_io_surface_manager_mac.h"
 #include "content/browser/mach_broker_mac.h"
+#include "content/child/child_io_surface_manager_mac.h"
 #include "content/common/sandbox_init_mac.h"
 #endif  // !OS_IOS
 #endif  // OS_WIN
 
 #if defined(OS_POSIX)
 #include <signal.h>
 
 #include "base/posix/global_descriptors.h"
 #include "content/public/common/content_descriptors.h"
 
@@ skipping 557 matching lines @@
     if (process_type.empty() ||
         (delegate_ &&
          delegate_->ProcessRegistersWithSystemProcess(process_type))) {
       base::PowerMonitorDeviceSource::AllocateSystemIOPorts();
     }
 
     if (!process_type.empty() &&
         (!delegate_ || delegate_->ShouldSendMachPort(process_type))) {
       MachBroker::ChildSendTaskPortToParent();
     }
+
+    if (!command_line.HasSwitch(switches::kSingleProcess) &&
+        !process_type.empty() && (process_type == switches::kRendererProcess ||
+                                  process_type == switches::kGpuProcess)) {
+      mach_port_t service_port =
+          BrowserIOSurfaceManager::LookupServicePort(getppid());
+      if (service_port != MACH_PORT_NULL) {
+        ChildIOSurfaceManager::GetInstance()->set_service_port(service_port);
+        IOSurfaceManager::SetInstance(ChildIOSurfaceManager::GetInstance());
+      }
+    }
 #elif defined(OS_WIN)
     SetupCRT(command_line);
 #endif
 
 #if defined(OS_POSIX)
     if (!process_type.empty()) {
       // When you hit Ctrl-C in a terminal running the browser
       // process, a SIGINT is delivered to the entire process group.
       // When debugging the browser process via gdb, gdb catches the
       // SIGINT for the browser process (and dumps you back to the gdb
@@ skipping 170 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content