Switch platform apps from a declarative launch container to handling an onLaunched event.

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

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var callbackPass = chrome.test.callbackPass;
+
+chrome.experimental.runtime.onLaunched.addListener(function() {
+  // Only a few chrome.windows.* API methods are tested, it is assumed that the
+  // full API is tested elsewhere.
+  chrome.test.runTests([
+   function testCreateWindow() {
+      var getShellWindowCount = function(callback) {
+        chrome.windows.getAll(function(windows) {
+          callback(windows.filter(
+              function(window) { return window.type == 'shell'}).length);
+        });
+      };
+
+      getShellWindowCount(callbackPass(function(shellWindowCount) {
+        chrome.test.assertEq(0, shellWindowCount);
+        chrome.windows.create({type: 'shell'}, callbackPass(function() {
+          getShellWindowCount(callbackPass(function(shellWindowCount) {
+            chrome.test.assertEq(1, shellWindowCount);
+          }));
+        }));
+      }));
+    },
+
+    function testUpdateWindowWidth() {
+      chrome.windows.create({type: 'shell'}, callbackPass(function(window) {
+        chrome.windows.update(
+            window.id,
+            // 256 is a width that will snap to the Aura grid, thus this should
+            // be the actual width on Aura (when read back).
+            {width: 256},
+            callbackPass(function() {
+              // The timeout is rather lame, but reading back the width from the
+              // window manager (on Linux) immediately still reports the old
+              // value.
+              setTimeout(callbackPass(function() {
+                chrome.windows.getCurrent(callbackPass(function(window) {
+                  chrome.test.assertEq(256, window.width);
+                }));
+              }), 200);
+            }));
+      }));
+    },
+
+
+  ]);
+});