This is the VideoCaptureDevice implementation for windows.

media/media.gyp

 # Copyright (c) 2011 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.
 
 {
   'variables': {
     'chromium_code': 1,
     'player_x11_renderer%': 'x11',
   },
   'targets': [
@@ skipping 163 matching lines @@
         'filters/rtc_video_decoder.cc',
         'filters/rtc_video_decoder.h',
         'filters/video_renderer_base.cc',
         'filters/video_renderer_base.h',
         'video/capture/fake_video_capture_device.cc',
         'video/capture/fake_video_capture_device.h',
         'video/capture/linux/video_capture_device_linux.cc',
         'video/capture/linux/video_capture_device_linux.h',
         'video/capture/video_capture.h',
         'video/capture/video_capture_device.h',
+        'video/capture/win/filter_base_win.cc',
+        'video/capture/win/filter_base_win.h',
+        'video/capture/win/pin_base_win.cc',
+        'video/capture/win/pin_base_win.h',
+        'video/capture/win/sink_filter_win.cc',
+        'video/capture/win/sink_filter_win.h',
+        'video/capture/win/sink_input_pin_win.cc',
+        'video/capture/win/sink_input_pin_win.h',
+        'video/capture/win/video_capture_device_win.cc',
+        'video/capture/win/video_capture_device_win.h',
         'video/capture/video_capture_device_dummy.cc',
         'video/capture/video_capture_device_dummy.h',
         'video/capture/video_capture_types.h',
         'video/ffmpeg_video_decode_engine.cc',
         'video/ffmpeg_video_decode_engine.h',
         'video/picture.cc',
         'video/picture.h',
         'video/video_decode_accelerator.cc',
         'video/video_decode_accelerator.h',
         'video/video_decode_engine.h',
@@ skipping 43 matching lines @@
         }],
         ['OS=="mac"', {
           'link_settings': {
             'libraries': [
               '$(SDKROOT)/System/Library/Frameworks/AudioUnit.framework',
               '$(SDKROOT)/System/Library/Frameworks/AudioToolbox.framework',
               '$(SDKROOT)/System/Library/Frameworks/CoreAudio.framework',
             ],
           },
         }],
+        ['OS=="win"', {
+          'sources!': [
+            'video/capture/video_capture_device_dummy.cc',
+            'video/capture/video_capture_device_dummy.h',
+          ],
+        }],
       ],
     },
     {
       'target_name': 'cpu_features',
       'type': 'static_library',
       'include_dirs': [
         '..',
       ],
       'conditions': [
         [ 'target_arch == "ia32" or target_arch == "x64"', {
@@ skipping 159 matching lines @@
         'filters/decoder_base_unittest.cc',
         'filters/ffmpeg_demuxer_unittest.cc',
         'filters/ffmpeg_glue_unittest.cc',
         'filters/ffmpeg_h264_bitstream_converter_unittest.cc',
         'filters/ffmpeg_video_decoder_unittest.cc',
         'filters/file_data_source_unittest.cc',
         'filters/rtc_video_decoder_unittest.cc',
         'filters/video_renderer_base_unittest.cc',
         'omx/mock_omx.cc',
         'omx/mock_omx.h',
+        'video/capture/video_capture_device_unittest.cc',
         'video/ffmpeg_video_decode_engine_unittest.cc',
       ],
       'conditions': [
         ['toolkit_uses_gtk == 1', {
           'dependencies': [
             # Needed for the following #include chain:
             #   base/run_all_unittests.cc
             #   ../base/test_suite.h
             #   gtk/gtk.h
             '../build/linux/system.gyp:gtk',
@@ skipping 353 matching lines @@
       ],
     }],
   ],
 }
 
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