if doWhenFocusSettlesDown can run immediately, execute just the given request

don't run everything else that's queued, because it might lead to unexpected actions being performed in wrong contexts (e.g. EA-97139 - assert: NoSwingUnderWriteAction.a)

platform/platform-impl/src/com/intellij/openapi/wm/impl/FocusManagerImpl.java

@@ -468,13 +468,14 @@ public class FocusManagerImpl extends IdeFocusManager implements Disposable {
 
   @Override
   public void doWhenFocusSettlesDown(@NotNull final Runnable runnable) {
+    boolean invokedOnEdt = ApplicationManager.getApplication().isDispatchThread();
     UIUtil.invokeLaterIfNeeded(() -> {
       if (isFlushingIdleRequests()) {
         myIdleRequests.add(runnable);
         return;
       }
 
-      if (myRunContext != null) {
+      if (myRunContext != null || invokedOnEdt && canFlushIdleRequests()) {
         flushRequest(runnable);
         return;
       }