fix keyboard focus issues (#16206)

src/sql/workbench/contrib/queryPlan/browser/queryPlan.ts

@@ -58,10 +58,6 @@ export class QueryPlanView implements IPanelView {
 		this.container.style.height = dimension.height + 'px';
 	}
 
-	public focus() {
-		this.container.focus();
-	}
-
 	public clear() {
 		if (this.qp) {
 			this.qp.xml = undefined;

src/sql/workbench/contrib/queryPlan/browser/queryPlanEditor.ts

@@ -47,13 +47,6 @@ export class QueryPlanEditor extends EditorPane {
 		this.view.render(parent);
 	}
 
-	/**
-	 * Sets focus on this editor. Specifically, it sets the focus on the hosted text editor.
-	 */
-	public override focus(): void {
-		this.view.focus();
-	}
-
 	/**
 	 * Updates the internal variable keeping track of the editor's size, and re-calculates the sash position.
 	 * To be called when the container of this editor changes size.

src/sql/workbench/contrib/queryPlan/browser/topOperations.ts

@@ -77,10 +77,6 @@ export class TopOperationsView extends Disposable implements IPanelView {
 		this.table.layout(dimension);
 	}
 
-	public focus(): void {
-		this.table.focus();
-	}
-
 	public clear() {
 		this.dataView.clear();
 	}