Remove flag added to legacy debug options

Author: chubei-oppen

src/debugpy/_vendored/pydevd/_pydevd_bundle/pydevd_json_debug_options.py

@@ -63,9 +63,6 @@ def update_fom_debug_options(self, debug_options):
 
         # Note: _max_exception_stack_frames cannot be set by debug options.
 
-        if 'ENABLE_GUI_EVENT_LOOP' in debug_options:
-            self.enable_gui_event_loop = debug_options.get('ENABLE_GUI_EVENT_LOOP')
-
     def update_from_args(self, args):
         if 'justMyCode' in args:
             self.just_my_code = bool_parser(args['justMyCode'])
@@ -143,7 +140,6 @@ def unquote(s):
     'STOP_ON_ENTRY': bool_parser,
     'SHOW_RETURN_VALUE': bool_parser,
     'MULTIPROCESS': bool_parser,
-    'ENABLE_GUI_EVENT_LOOP': bool_parser,
 }
 
 DEBUG_OPTIONS_BY_FLAG = {
@@ -161,7 +157,6 @@ def unquote(s):
     'StopOnEntry': 'STOP_ON_ENTRY=True',
     'ShowReturnValue': 'SHOW_RETURN_VALUE=True',
     'Multiprocess': 'MULTIPROCESS=True',
-    'GuiEventLoop': 'ENABLE_GUI_EVENT_LOOP=True',
 }