Fix test runner bug on windows

tools/test.py

@@ -455,7 +455,6 @@ def RunProcess(context, timeout, args, **rest):
   popen_args = args
   prev_error_mode = SEM_INVALID_VALUE;
   if utils.IsWindows():
-    popen_args = '"' + subprocess.list2cmdline(args) + '"'
     if context.suppress_dialogs:
       # Try to change the error mode to avoid dialogs on fatal errors. Don't
       # touch any existing error mode flags by merging the existing error mode.