content: Pass IOSurface references using Mach IPC.

content/content_browser.gypi

 # 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.
 
 {
   'dependencies': [
     '../base/base.gyp:base_static',
     '../crypto/crypto.gyp:crypto',
     '../device/battery/battery.gyp:device_battery',
     '../device/battery/battery.gyp:device_battery_mojo_bindings',
@@ skipping 428 matching lines @@
       'browser/background_sync/background_sync_network_observer.h',
       'browser/bad_message.cc',
       'browser/bad_message.h',
       'browser/bluetooth/bluetooth_dispatcher_host.cc',
       'browser/bluetooth/bluetooth_dispatcher_host.h',
       'browser/bootstrap_sandbox_mac.cc',
       'browser/bootstrap_sandbox_mac.h',
       'browser/browser_child_process_host_impl.cc',
       'browser/browser_child_process_host_impl.h',
       'browser/browser_context.cc',
+      'browser/browser_io_surface_manager_mac.cc',
+      'browser/browser_io_surface_manager_mac.h',
       'browser/browser_ipc_logging.cc',
       'browser/browser_main.cc',
       'browser/browser_main.h',
       'browser/browser_main_loop.cc',
       'browser/browser_main_loop.h',
       'browser/browser_main_runner.cc',
       'browser/browser_plugin/browser_plugin_embedder.cc',
       'browser/browser_plugin/browser_plugin_embedder.h',
       'browser/browser_plugin/browser_plugin_guest.cc',
       'browser/browser_plugin/browser_plugin_guest.h',
@@ skipping 1581 matching lines @@
         'browser/media/media_web_contents_observer.h',
       ],
     }],
     ['OS == "linux" and use_openssl==1', {
       'dependencies': [
         '../third_party/boringssl/boringssl.gyp:boringssl',
       ],
     }],
   ],
 }