Roll src/third_party/libsrtp/ 502e81a23..b8dd754b4 (2 commits).

DEPS

 # This file is used to manage the dependencies of the Chromium src repo. It is
 # used by gclient to determine what version of each dependency to check out, and
 # where.
 #
 # For more information, please refer to the official documentation:
 #   https://sites.google.com/a/chromium.org/dev/developers/how-tos/get-the-code
 #
 # When adding a new dependency, please update the top-level .gitignore file
 # to list the dependency's destination directory.
 #
@@ skipping 178 matching lines @@
   'src/third_party/ffmpeg':
    Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '4b95e276f3891020fd3560c973dcc70dd50403c6',
 
   'src/third_party/libjingle/source/talk':
     Var('chromium_git') + '/external/webrtc/trunk/talk.git' + '@' + '3ecea8a7f856b250a0c86d26f7a7d0f284ca5afb', # commit position 10671
 
   'src/third_party/usrsctp/usrsctplib':
     Var('chromium_git') + '/external/usrsctplib.git' + '@' + '36444a999739e9e408f8f587cb4c3ffeef2e50ac', # from svn revision 9215
 
   'src/third_party/libsrtp':
-   Var('chromium_git') + '/chromium/deps/libsrtp.git' + '@' + '502e81a238a864cfce774d4de3893810629bf227', # from svn revision 295151
+   Var('chromium_git') + '/chromium/deps/libsrtp.git' + '@' + 'b8dd754b4fa05fd4cf1c2e8dc3b1ac976280e41a', # from svn revision 295151
 
   'src/third_party/yasm/source/patched-yasm':
    Var('chromium_git') + '/chromium/deps/yasm/patched-yasm.git' + '@' + '4671120cd8558ce62ee8672ebf3eb6f5216f909b',
 
   'src/third_party/libjpeg_turbo':
    Var('chromium_git') + '/chromium/deps/libjpeg_turbo.git' + '@' + 'e4e75037f29745f1546b6ebf5cf532e841c04c2c',
 
   'src/third_party/flac':
    Var('chromium_git') + '/chromium/deps/flac.git' + '@' + '2c4b86af352b23498315c016dc207e3fb2733fc0',
 
@@ skipping 600 matching lines @@
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     'name': 'gyp',
     'pattern': '.',
     'action': ['python', 'src/build/gyp_chromium'],
   },
 ]