Upgrade libsrtp to version 2.0 (second attempt)

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 183 matching lines @@
   'src/third_party/libvpx/source/libvpx':
     Var('chromium_git') + '/webm/libvpx.git' + '@' +  '294a734a5f12037d7091e50e0ac17a048589f479',
 
   'src/third_party/ffmpeg':
     Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '3c7a09882102bfd6fecdb9d7296f43a8501db95e',
 
   'src/third_party/usrsctp/usrsctplib':
     Var('chromium_git') + '/external/github.com/sctplab/usrsctp' + '@' + '7f9228152ab3d70e6848cc9c67389a0d4218740e',
 
   'src/third_party/libsrtp':
-    Var('chromium_git') + '/chromium/deps/libsrtp.git' + '@' + 'b17c065a8a63725eca216fd461984f82c331dd07',
+    Var('chromium_git') + '/chromium/deps/libsrtp.git' + '@' + '71692eaab2a06bbd87a551614a8791c7caa7e266',
 
   'src/third_party/yasm/source/patched-yasm':
     Var('chromium_git') + '/chromium/deps/yasm/patched-yasm.git' + '@' + '7da28c6c7c6a1387217352ce02b31754deb54d2a',
 
   'src/third_party/libjpeg_turbo':
     Var('chromium_git') + '/chromium/deps/libjpeg_turbo.git' + '@' + '7260e4d8b8e1e40b17f03fafdf1cd83296900f76',
 
   'src/third_party/flac':
     Var('chromium_git') + '/chromium/deps/flac.git' + '@' + 'd0c35f878ec26f969c1631350b1d36fbd88ad8bb',
 
@@ skipping 804 matching lines @@
 ]
 
 recursedeps = [
   # buildtools provides clang_format, libc++, and libc++abi
   'src/buildtools',
   # android_tools manages the NDK.
   'src/third_party/android_tools',
   # ANGLE manages DEPS that it also owns the build files for, such as dEQP.
   ("src/third_party/angle", "DEPS.chromium"),
 ]