UI: adjust popover width for overlays & toolbar

Referenced by issue #55742, Blender 2.8 Crash on sculpt smooth with multiresolution modifier
Referenced by issue #55744, Blender 2.8 assertion failure when using the Knife angle constraint option
Referenced by issue #55747, [Crash] Typing ^ character

release/scripts/startup/bl_operators/wm.py

@@ -2400,7 +2400,7 @@ class WM_OT_toolbar(Operator):
             layout = popover.layout
             cls.draw_cls(layout, context, detect_layout=False, scale_y=1.0)
 
-        wm.popover(draw_menu, keymap=keymap)
+        wm.popover(draw_menu, ui_units_x=8, keymap=keymap)
         return {'FINISHED'}
 
 

release/scripts/startup/bl_ui/space_view3d.py

@@ -3805,6 +3805,7 @@ class VIEW3D_PT_overlay(Panel):
     bl_space_type = 'VIEW_3D'
     bl_region_type = 'HEADER'
     bl_label = "Overlays"
+    bl_ui_units_x = 14
 
     @classmethod
     def poll(cls, context):