Fix two Chrome Apps browser tests with PlzNavigate.

chrome/test/data/extensions/platform_apps/window_api/test.js

Index: chrome/test/data/extensions/platform_apps/window_api/test.js
diff --git a/chrome/test/data/extensions/platform_apps/window_api/test.js b/chrome/test/data/extensions/platform_apps/window_api/test.js
index 4b3a009cc0450ebd724765aa0edc32580e7e363f..8b73af8477319b18bd42408e65e518da41bfcbf6 100644
--- a/chrome/test/data/extensions/platform_apps/window_api/test.js
+++ b/chrome/test/data/extensions/platform_apps/window_api/test.js
@@ -218,14 +218,6 @@ function testCreate() {
       }))
     },
 
-    function badWindow() {
-      chrome.app.window.create('404.html', callbackPass(function(win) {
-        chrome.test.assertTrue(typeof win === 'undefined');
-        // TODO(mlamouri): because |win| is not defined, we can not close that
-        // window...
-      }));
-    },
-
     function loadEvent() {
       chrome.app.window.create('test.html', callbackPass(function(win) {
         win.contentWindow.onload = callbackPass(function() {