Roll src/third_party/catapult/ ad9e64c0e..521253ece (1 commit).

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 253 matching lines @@
    'https://boringssl.googlesource.com/boringssl.git' + '@' +  Var('boringssl_revision'),
 
   'src/third_party/py_trace_event/src':
     Var('chromium_git') + '/external/py_trace_event.git' + '@' + 'dd463ea9e2c430de2b9e53dea57a77b4c3ac9b30',
 
   'src/third_party/dom_distiller_js/dist':
     Var('chromium_git') + '/external/github.com/chromium/dom-distiller-dist.git' + '@' + 'e21fe06cb71327ec62431f823e783d7b02f97b26',
 
   'src/third_party/catapult':
     Var('chromium_git') + '/external/github.com/catapult-project/catapult.git' + '@' +
-    'ad9e64c0e18d2bcf042db66415a71047bd4fc1d3',
+    '521253ecef8853fc473667bfe895ef1b40cbaf4a',
 
   'src/third_party/openh264/src':
     Var('chromium_git') + '/external/github.com/cisco/openh264' + '@' + 'b37cda248234162033e3e11b0335f3131cdfe488',
 
   'src/third_party/re2/src':
     Var('chromium_git') + '/external/github.com/google/re2.git' + '@' + 'dba3349aba83b5588e85e5ecf2b56c97f2d259b7',
 }
 
 
 deps_os = {
@@ skipping 527 matching lines @@
         'src/tools',
     ],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     'name': 'gyp',
     'pattern': '.',
     'action': ['python', 'src/build/gyp_chromium'],
   },
 ]