Roll src/third_party/catapult/ ad25a6a16..b4a216332 (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 70 matching lines @@
   # the commit queue can handle CLs rolling NaCl
   # and whatever else without interference from each other.
   'nacl_revision': '5e296cb4749c3b48653eb6e5888947ad4aa86d3a',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling freetype-android
   # and whatever else without interference from each other.
   'freetype_android_revision': 'a512b0fe7a8d9db0e5aa9c0a4db1e92cb861722d',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling catapult
   # and whatever else without interference from each other.
-  'catapult_revision': 'ad25a6a16f9c089b35cef929cd4532aea73c2a15',
+  'catapult_revision': 'b4a21633262e2062c6daca42dce7a3316f2bf922',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.
   'libfuzzer_revision': '3ae6b1d1102488f26d25d045fd82208ce00a8c66', # from svn revision 272061
 }
 
 # Only these hosts are allowed for dependencies in this DEPS file.
 # If you need to add a new host, contact chrome infrastracture team.
 allowed_hosts = [
   'chromium.googlesource.com',
@@ skipping 871 matching lines @@
     'name': 'doclava',
     'pattern': '.',
     'action': ['python',
                'src/build/android/download_doclava.py',
     ],
   },
 ]
 
 # ANGLE manages DEPS that it also owns the build files for, such as dEQP.
 recursedeps = [("src/third_party/angle", "DEPS.chromium")]