Revert "Merge pull request CleverRaven#72074 from katemonster33/imgui…

…_draw_debug_error_crash"

This reverts commit c364b31, reversing
changes made to 0aff7d5.

src/ui_manager.cpp

@@ -21,9 +21,6 @@
 
 using ui_stack_t = std::vector<std::reference_wrapper<ui_adaptor>>;
 
-#if !defined(__ANDROID__)
-static bool imgui_frame_started = false;
-#endif
 static bool redraw_in_progress = false;
 static bool showing_debug_message = false;
 static bool restart_redrawing = false;
@@ -344,11 +341,7 @@ void ui_adaptor::redraw_invalidated( )
         return;
     }
 #if !defined(__ANDROID__)
-    // This boolean is needed when a debug error is thrown inside redraw_invalidated
-    if( !imgui_frame_started ) {
-        imclient->new_frame();
-    }
-    imgui_frame_started = true;
+    imclient->new_frame();
 #endif
 
     restore_on_out_of_scope<bool> prev_redraw_in_progress( redraw_in_progress );
@@ -457,7 +450,6 @@ void ui_adaptor::redraw_invalidated( )
 
 #if !defined(__ANDROID__)
     imclient->end_frame();
-    imgui_frame_started = false;
 #endif
 }