Remove code to defer app window appearance until first paint.

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

Index: chrome/test/data/extensions/platform_apps/active_test/test.js
diff --git a/chrome/test/data/extensions/platform_apps/active_test/test.js b/chrome/test/data/extensions/platform_apps/active_test/test.js
index b2671c5661710277fd376016d12238d57dfb76be..984c49748ec695674bacb9db61f2fde0d47daea7 100644
--- a/chrome/test/data/extensions/platform_apps/active_test/test.js
+++ b/chrome/test/data/extensions/platform_apps/active_test/test.js
@@ -33,16 +33,9 @@ function processNextCommand() {
 
     chrome.app.window.create('empty.html', createOptions,
         function(createdWindow) {
-      handleWindowReady = function() {
-        createdWindow.onClosed.addListener(windowClosed);
-        windows.push(createdWindow);
-        processNextCommand();
-      }
-
-      if (createOptions.hidden)
-        handleWindowReady();
-      else
-        createdWindow.handleWindowFirstShownForTests(handleWindowReady);
+      createdWindow.onClosed.addListener(windowClosed);
+      windows.push(createdWindow);
+      processNextCommand();
     });
   });
 }