Revert "fixes #21153"

This reverts commit 6fa22664.

src/vs/editor/contrib/suggest/browser/suggestController.ts

@@ -167,10 +167,6 @@ export class SuggestController implements IEditorContribution {
 		}
 
 		this.model.cancel();
-
-		// The list will possibly get focus due to a mouse click
-		// so we need to get it back to the editor on the next frame.
-		setTimeout(() => this.editor.focus(), 0);
 	}
 
 	triggerSuggest(): void {

src/vs/editor/contrib/suggest/browser/suggestWidget.ts

@@ -416,6 +416,8 @@ export class SuggestWidget implements IContentWidget, IDelegate<ICompletionItem>
 		this.onDidSelectEmitter.fire(item);
 
 		alert(nls.localize('suggestionAriaAccepted', "{0}, accepted", item.suggestion.label));
+
+		this.editor.focus();
 	}
 
 	private _getSuggestionAriaAlertLabel(item: ICompletionItem): string {