Implement screen capture for android

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 1790 matching lines @@
       ],
       'sources': [
         '<@(webrtc_browser_sources)',
       ],
     }],
     ['enable_webrtc==1 and OS=="linux"', {
       'dependencies': [
         '../third_party/libjingle/libjingle.gyp:libjingle_webrtc',
       ],
     }],
-    ['enable_webrtc==1 and (OS=="linux" or OS=="mac" or OS=="win")', {
+    ['enable_webrtc==1 and (OS=="linux" or OS=="mac" or OS=="win" or OS=="android")', {
       'sources': [
         'browser/media/capture/desktop_capture_device.cc',
         'browser/media/capture/desktop_capture_device.h',
         'browser/media/capture/desktop_capture_device_uma_types.cc',
         'browser/media/capture/desktop_capture_device_uma_types.h',
       ],
       'dependencies': [
         '../third_party/webrtc/modules/modules.gyp:desktop_capture',
       ],
       'defines': [
@@ skipping 218 matching lines @@
         'browser/media/media_web_contents_observer.h',
       ],
     }],
     ['OS == "linux" and use_openssl==1', {
       'dependencies': [
         '../third_party/boringssl/boringssl.gyp:boringssl',
       ],
     }],
   ],
 }