Remove redundant code

Signed-off-by: AutomatedTester <dburns@mozilla.com>

Author: bayandin

py/selenium/webdriver/remote/webdriver.py

@@ -389,10 +389,6 @@ def execute_script(self, script, *args):
         :Usage:
             driver.execute_script('document.title')
         """
-        if len(args) == 1:
-            converted_args = args[0]
-        else:
-            converted_args = list(args)
         converted_args = list(args)
         return self.execute(Command.EXECUTE_SCRIPT,
             {'script': script, 'args':converted_args})['value']
@@ -408,10 +404,6 @@ def execute_async_script(self, script, *args):
         :Usage:
             driver.execute_async_script('document.title')
         """
-        if len(args) == 1:
-            converted_args = args[0]
-        else:
-            converted_args = list(args)
         converted_args = list(args)
         return self.execute(Command.EXECUTE_ASYNC_SCRIPT,
             {'script': script, 'args':converted_args})['value']