Do not allow mojo:// URLs.

PRESUBMIT.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Top-level presubmit script for Chromium.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
 
@@ skipping 1323 matching lines @@
           source_file_filter=lambda x: x.LocalPath().endswith('.grd')))
   results.extend(_CheckSpamLogging(input_api, output_api))
   results.extend(_CheckForAnonymousVariables(input_api, output_api))
   results.extend(_CheckCygwinShell(input_api, output_api))
   results.extend(_CheckUserActionUpdate(input_api, output_api))
   results.extend(_CheckNoDeprecatedCSS(input_api, output_api))
   results.extend(_CheckParseErrors(input_api, output_api))
   results.extend(_CheckForIPCRules(input_api, output_api))
   results.extend(_CheckForOverrideAndFinalRules(input_api, output_api))
   results.extend(_CheckGNCheck(input_api, output_api))
+  results.extend(_CheckForMojoURL(input_api, output_api))
 
   if any('PRESUBMIT.py' == f.LocalPath() for f in input_api.AffectedFiles()):
     results.extend(input_api.canned_checks.RunUnitTestsInDirectory(
         input_api, output_api,
         input_api.PresubmitLocalPath(),
         whitelist=[r'^PRESUBMIT_test\.py$']))
   return results
 
 
 def _CheckAuthorizedAuthor(input_api, output_api):
@@ skipping 165 matching lines @@
         problems.append(
           '%s:%d\n    %s' % (local_path, line_number, line.strip()))
 
   if problems:
     return [output_api.PresubmitPromptWarning(
         _IPC_ENUM_TRAITS_DEPRECATED, problems)]
   else:
     return []
 
 
+def _CheckForMojoURL(input_api, output_api):
+  """Check that mojo url do not use mojo://."""
+  errors = []
+  for f in input_api.AffectedFiles():
+    if f.LocalPath() != 'PRESUBMIT.py':
+      for lnum, line in f.ChangedContents():
+        # Disallow mojo://
+        if input_api.re.search(r'mojo://', line):
+          errors.append(output_api.PresubmitError(
+            ('%s:%d uses mojo:// url format. Please use mojo: instead.')
+             % (f.LocalPath(), lnum)))
+  return errors
+
+
 def CheckChangeOnUpload(input_api, output_api):
   results = []
   results.extend(_CommonChecks(input_api, output_api))
   results.extend(_CheckValidHostsInDEPS(input_api, output_api))
   results.extend(_CheckJavaStyle(input_api, output_api))
   return results
 
 
 def GetTryServerMasterForBot(bot):
   """Returns the Try Server master for the given bot.
@@ skipping 208 matching lines @@
     builders.extend(['cros_x86'])
 
   # The AOSP bot doesn't build the chrome/ layer, so ignore any changes to it
   # unless they're .gyp(i) files as changes to those files can break the gyp
   # step on that bot.
   if (not all(re.search('^chrome', f) for f in files) or
       any(re.search('\.gypi?$', f) for f in files)):
     builders.extend(['android_aosp'])
 
   return GetDefaultTryConfigs(builders)