less hectic title udpates when reordering editors

src/vs/workbench/browser/parts/editor/noTabsTitleControl.ts

@@ -134,7 +134,7 @@ export class NoTabsTitleControl extends TitleControl {
 		return DOM.isAncestor(target, this.editorActionsToolbar.getContainer().getHTMLElement());
 	}
 
-	protected redraw(): void {
+	public refresh(): void {
 		if (!this.context) {
 			return;
 		}

src/vs/workbench/browser/parts/editor/sideBySideEditorControl.ts

@@ -890,6 +890,8 @@ export class SideBySideEditorControl implements ISideBySideEditorControl, IVerti
 				// Move to valid position if any
 				if (moveTo !== null) {
 					this.editorGroupService.moveGroup(position, moveTo);
+					this.titleAreaControl[position].refresh();
+					this.titleAreaControl[moveTo].refresh();
 				}
 
 				// Otherwise layout to restore proper positioning

src/vs/workbench/browser/parts/editor/titleControl.ts

@@ -37,6 +37,7 @@ export interface IToolbarActions {
 export interface ITitleAreaControl {
 	setContext(group: IEditorGroup): void;
 	create(parent: Builder): void;
+	refresh(): void;
 	dispose(): void;
 }
 
@@ -72,7 +73,7 @@ export abstract class TitleControl {
 		this.stacks = editorGroupService.getStacksModel();
 		this.mapActionsToEditors = Object.create(null);
 
-		this.scheduler = new RunOnceScheduler(() => this.redraw(), 0);
+		this.scheduler = new RunOnceScheduler(() => this.refresh(), 0);
 		this.toDispose.push(this.scheduler);
 
 		this.initActions();
@@ -84,7 +85,7 @@ export abstract class TitleControl {
 		this.scheduler.schedule();
 	}
 
-	protected abstract redraw();
+	public abstract refresh();
 
 	private initActions(): void {
 		this.closeEditorAction = this.instantiationService.createInstance(CloseEditorAction, CloseEditorAction.ID, nls.localize('close', "Close"));