Merge pull request #29 from sydvicious/bug1223940-symbols-url-not-req…

…uired

Bug 1223940 - No longer require symbols url; TestingMixin will automa…

run_media_tests.py

@@ -446,15 +446,6 @@ def log_action_completed(self, action, success=None):
             msg += ' - Result: %s' % (self.job_result_parser.status or UNKNOWN)
         self.info(msg)
 
-    def preflight_download_and_extract(self):
-        super(FirefoxMediaTest, self).preflight_download_and_extract()
-        message = ''
-        if not self.symbols_url:
-            message += ("symbols-url isn't set!\n"
-                        "You can set this by specifying --symbols-url URL.\n")
-        if message:
-            self.fatal(message + "Can't run download-and-extract... exiting")
-
     def download_and_extract(self, target_unzip_dirs=None):
         """
         download and extract test zip / download installer