Fixing more errors from TS 3.9 nightly update

src/vs/platform/extensionManagement/node/extensionManagementService.ts

@@ -86,7 +86,7 @@ function readManifest(extensionPath: string): Promise<{ manifest: IExtensionMani
 			.then(raw => JSON.parse(raw))
 	];
 
-	return Promise.all<any>(promises).then(([{ manifest, metadata }, translations]) => {
+	return Promise.all(promises).then(([{ manifest, metadata }, translations]) => {
 		return {
 			manifest: localizeManifest(manifest, translations),
 			metadata

src/vs/workbench/services/history/browser/history.ts

@@ -339,7 +339,7 @@ export class HistoryService extends Disposable implements IHistoryService {
 
 		const navigateToStackEntry = this.navigationStack[this.navigationStackIndex];
 
-		this.doNavigate(navigateToStackEntry).finally(() => this.navigatingInStack = false);
+		this.doNavigate(navigateToStackEntry).finally(() => { this.navigatingInStack = false; });
 	}
 
 	private doNavigate(location: IStackEntry): Promise<IEditorPane | undefined> {