Fix needs_gstreamer_env() signature

Use iterable default value for `features`.
servo · Nov 21, 2019 · 528322c · 528322c
1 parent a3ef594
commit 528322c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/python/servo/command_base.py b/python/servo/command_base.py
@@ -562,7 +562,7 @@ def get_nightly_binary_path(self, nightly_date):
 
         return self.get_executable(destination_folder)
 
-    def needs_gstreamer_env(self, target, env, uwp=False, features=None):
+    def needs_gstreamer_env(self, target, env, uwp=False, features=[]):
         if uwp:
             return False
         if "media-dummy" in features: