Remove the mojom-sources flag from dart_pkg.py

mojo/public/tools/dart_pkg.py

Index: mojo/public/tools/dart_pkg.py
diff --git a/mojo/public/tools/dart_pkg.py b/mojo/public/tools/dart_pkg.py
index a00e67e451afd41b847b57f2eeab8953b1fb48c5..dd0724691ef7201caa0a1084f2f4b6dcfd641dbf 100755
--- a/mojo/public/tools/dart_pkg.py
+++ b/mojo/public/tools/dart_pkg.py
@@ -19,13 +19,6 @@ USE_LINKS = sys.platform != "win32"
 DART_ANALYZE = os.path.join(os.path.dirname(os.path.abspath(__file__)),
                             "dart_analyze.py")
 
-def mojom_dart_filter(path):
-  if os.path.isdir(path):
-    return True
-  # Don't include all .dart, just .mojom.dart.
-  return path.endswith('.mojom.dart')
-
-
 def dart_filter(path):
   if os.path.isdir(path):
     return True
@@ -34,13 +27,6 @@ def dart_filter(path):
   return ext == '.dart'
 
 
-def mojom_filter(path):
-  if os.path.isdir(path):
-    return True
-  _, ext = os.path.splitext(path)
-  return ext == '.mojom'
-
-
 def ensure_dir_exists(path):
   abspath = os.path.abspath(path)
   if not os.path.exists(abspath):
@@ -205,11 +191,6 @@ def main():
                       help='Package entry points for analyzer',
                       nargs='*',
                       default=[])
-  parser.add_argument('--mojom-sources',
-                      metavar='mojom_sources',
-                      help='.mojom and .mojom.dart sources',
-                      nargs='*',
-                      default=[])
   parser.add_argument('--sdk-ext-directories',
                       metavar='sdk_ext_directories',
                       help='Directory containing .dart sources',