diff --git a/src/vs/editor/contrib/dnd/browser/dnd.ts b/src/vs/editor/contrib/dnd/browser/dnd.ts
index fb57cef4214bc980e8c42ce4fdb194c9756c9abf..f43a1545042b4daa481a1431afb0f64f6d726a26 100644
--- a/src/vs/editor/contrib/dnd/browser/dnd.ts
+++ b/src/vs/editor/contrib/dnd/browser/dnd.ts
@@ -6,7 +6,7 @@
 'use strict';
 
 import 'vs/css!./dnd';
-import { IMouseEvent } from "vs/base/browser/mouseEvent";
+import { IMouseEvent } from 'vs/base/browser/mouseEvent';
 import { IDisposable, dispose } from 'vs/base/common/lifecycle';
 import { isWindows } from 'vs/base/common/platform';
 import { ICodeEditor, IEditorMouseEvent, IMouseTarget } from 'vs/editor/browser/editorBrowser';
diff --git a/src/vs/workbench/api/node/mainThreadDocuments.ts b/src/vs/workbench/api/node/mainThreadDocuments.ts
index 495b40acfbb49fbea1b691b25775f33d581f5c7c..6e0e80af9dbb86347edb2f26432267e7c2c68d7f 100644
--- a/src/vs/workbench/api/node/mainThreadDocuments.ts
+++ b/src/vs/workbench/api/node/mainThreadDocuments.ts
@@ -23,7 +23,7 @@ import { ICodeEditorService } from 'vs/editor/common/services/codeEditorService'
 import { ITextSource } from 'vs/editor/common/model/textSource';
 import { MainThreadDocumentsAndEditors } from './mainThreadDocumentsAndEditors';
 import * as editorCommon from 'vs/editor/common/editorCommon';
-import { ITextEditorModel } from "vs/workbench/common/editor";
+import { ITextEditorModel } from 'vs/workbench/common/editor';
 
 class TimeoutReference {
 
diff --git a/src/vs/workbench/services/keybinding/common/keyboardMapper.ts b/src/vs/workbench/services/keybinding/common/keyboardMapper.ts
index 947a78eb7104e11c53e87b32815703e60a4fcdb5..3d2ca2ef05f7824bb13b3270cf65f019b6bbc1ae 100644
--- a/src/vs/workbench/services/keybinding/common/keyboardMapper.ts
+++ b/src/vs/workbench/services/keybinding/common/keyboardMapper.ts
@@ -7,9 +7,9 @@
 
 import { OperatingSystem } from 'vs/base/common/platform';
 import { SimpleKeybinding, KeyCode } from 'vs/base/common/keyCodes';
-import { KeyboardEventCode, KeyboardEventCodeUtils } from "vs/workbench/services/keybinding/common/keyboardEventCode";
-import { PrintableKeypress } from "vs/platform/keybinding/common/keybindingLabels";
-import { CharCode } from "vs/base/common/charCode";
+import { KeyboardEventCode, KeyboardEventCodeUtils } from 'vs/workbench/services/keybinding/common/keyboardEventCode';
+import { PrintableKeypress } from 'vs/platform/keybinding/common/keybindingLabels';
+import { CharCode } from 'vs/base/common/charCode';
 
 export interface IKeyMapping {
 	value: string;
diff --git a/src/vs/workbench/test/workbenchTestServices.ts b/src/vs/workbench/test/workbenchTestServices.ts
index 2b125ca8e1b84b24ccca03e8e33a6f5098721d4b..57c235590b55ee80dfe4f3282c746f029fd1b187 100644
--- a/src/vs/workbench/test/workbenchTestServices.ts
+++ b/src/vs/workbench/test/workbenchTestServices.ts
@@ -238,6 +238,7 @@ export class TestMessageService implements IMessageService {
 }
 
 export class TestPartService implements IPartService {
+
 	public _serviceBrand: any;
 
 	private _onTitleBarVisibilityChange = new Emitter<void>();
@@ -305,6 +306,10 @@ export class TestPartService implements IPartService {
 
 	public toggleMaximizedPanel(): void { }
 
+	public isPanelMaximized(): boolean {
+		return false;
+	}
+
 	public getSideBarPosition() {
 		return 0;
 	}