Revert "Free WebUI from its Prison"

This reverts commit 62c11fdc71.

extensions-builtin/sd_forge_controlnet/scripts/controlnet.py

@@ -7,6 +7,7 @@ import torch
 import modules.scripts as scripts
 from modules import shared, script_callbacks, masking, images
 from modules.ui_components import InputAccordion
+from modules.api.api import decode_base64_to_image
 import gradio as gr
 
 from lib_controlnet import global_state, external_code