DirectX based screen capturer logic

webrtc/modules/desktop_capture/desktop_capture.gypi

 # Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 {
   'targets': [
@@ skipping 51 matching lines @@
         "screen_capturer.h",
         "screen_capturer_helper.cc",
         "screen_capturer_helper.h",
         "screen_capturer_mac.mm",
         "screen_capturer_win.cc",
         "screen_capturer_x11.cc",
         "shared_desktop_frame.cc",
         "shared_desktop_frame.h",
         "shared_memory.cc",
         "shared_memory.h",
+        "win/callback_shared_memory_factory.h",
         "win/cursor.cc",
         "win/cursor.h",
         "win/desktop.cc",
         "win/desktop.h",
         "win/scoped_gdi_object.h",
         "win/scoped_thread_desktop.cc",
         "win/scoped_thread_desktop.h",
+        "win/screen_capturer_win_directx.cc",
+        "win/screen_capturer_win_directx.h",
         "win/screen_capturer_win_gdi.cc",
         "win/screen_capturer_win_gdi.h",
         "win/screen_capturer_win_magnifier.cc",
         "win/screen_capturer_win_magnifier.h",
         "win/screen_capture_utils.cc",
         "win/screen_capture_utils.h",
         "win/window_capture_utils.cc",
         "win/window_capture_utils.h",
         "window_capturer.cc",
         "window_capturer.h",
@@ skipping 62 matching lines @@
               'xcode_settings': {
                 'OTHER_CFLAGS': [ '-msse2', ],
               },
             }],
           ],
         },
       ],  # targets
     }],
   ],
 }