Bug 411218 - make the browser start in the foreground on mac talos a=anodelman r=rcampbell

testing/performance/talos/ffprocess_mac.py

@@ -60,7 +60,7 @@ def GenerateFirefoxCommandLine(firefox_path, profile_dir, url):
   if profile_dir:
     profile_arg = '-profile %s' % profile_dir
 
-  cmd = '%s %s %s' % (firefox_path,
+  cmd = '%s -foreground %s %s' % (firefox_path,
                       profile_arg,
                       url)
   return cmd