Revert "Support ctrl+p/ctrl+n navigation in quickOpenWidget"

This reverts commit 3a52eb26.

src/vs/base/parts/quickopen/browser/quickOpenWidget.ts

@@ -25,7 +25,7 @@ import {StandardKeyboardEvent} from 'vs/base/browser/keyboardEvent';
 import {DefaultController, ClickBehavior} from 'vs/base/parts/tree/browser/treeDefaults';
 import DOM = require('vs/base/browser/dom');
 import {IActionProvider} from 'vs/base/parts/tree/browser/actionsRenderer';
-import {KeyCode, KeyMod, CommonKeybindings} from 'vs/base/common/keyCodes';
+import {KeyCode, KeyMod} from 'vs/base/common/keyCodes';
 import {IDisposable, dispose} from 'vs/base/common/lifecycle';
 import {ScrollbarVisibility} from 'vs/base/common/scrollable';
 
@@ -155,15 +155,6 @@ export class QuickOpenWidget implements IModelProvider {
 				DOM.addDisposableListener(this.inputBox.inputElement, DOM.EventType.KEY_DOWN, (e: KeyboardEvent) => {
 					let keyboardEvent: StandardKeyboardEvent = new StandardKeyboardEvent(e);
 
-					if (platform.isMacintosh) {
-						if (keyboardEvent.equals(CommonKeybindings.WINCTRL_N)) {
-							keyboardEvent.keyCode = KeyCode.DownArrow;
-						}
-						else if (keyboardEvent.equals(CommonKeybindings.WINCTRL_P)) {
-							keyboardEvent.keyCode = KeyCode.UpArrow;
-						}
-					}
-
 					// Do not handle Tab: It is used to navigate between elements without mouse
 					if (keyboardEvent.keyCode === KeyCode.Tab) {
 						return;
@@ -236,15 +227,6 @@ export class QuickOpenWidget implements IModelProvider {
 						return;
 					}
 
-					if (platform.isMacintosh) {
-						if (keyboardEvent.equals(CommonKeybindings.WINCTRL_N)) {
-							keyboardEvent.keyCode = KeyCode.DownArrow;
-						}
-						else if (keyboardEvent.equals(CommonKeybindings.WINCTRL_P)) {
-							keyboardEvent.keyCode = KeyCode.UpArrow;
-						}
-					}
-
 					// Support keyboard navigation in quick navigation mode
 					if (keyboardEvent.keyCode === KeyCode.DownArrow || keyboardEvent.keyCode === KeyCode.UpArrow || keyboardEvent.keyCode === KeyCode.PageDown || keyboardEvent.keyCode === KeyCode.PageUp) {
 						DOM.EventHelper.stop(e, true);