Add separate send-side UMA stats for screenshare and video.

talk/libjingle_tests.gyp

 #
 # libjingle
 # Copyright 2012 Google Inc.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are met:
 #
 #  1. Redistributions of source code must retain the above copyright notice,
 #     this list of conditions and the following disclaimer.
 #  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 57 matching lines @@
         'media/webrtc/fakewebrtcvideocapturemodule.h',
         'media/webrtc/fakewebrtcvideoengine.h',
         'media/webrtc/fakewebrtcvoiceengine.h',
       ],
     },  # target libjingle_unittest_main
     {
       'target_name': 'libjingle_media_unittest',
       'type': 'executable',
       'dependencies': [
         '<(webrtc_root)/base/base_tests.gyp:rtc_base_tests_utils',
+        '<(webrtc_root)/test/test.gyp:histogram',
         'libjingle.gyp:libjingle_media',
         'libjingle_unittest_main',
       ],
       'sources': [
         'media/base/capturemanager_unittest.cc',
         'media/base/codec_unittest.cc',
         'media/base/rtpdataengine_unittest.cc',
         'media/base/rtpdump_unittest.cc',
         'media/base/rtputils_unittest.cc',
         'media/base/streamparams_unittest.cc',
@@ skipping 344 matching lines @@
             'build/isolate.gypi',
           ],
           'sources': [
             'libjingle_peerconnection_unittest.isolate',
           ],
         },
       ],
     }],
   ],
 }