Make runtime.reload() work with component extensions.

chrome/browser/apps/app_browsertest.cc

 // Copyright 2013 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.
 
 #include "apps/app_window.h"
 #include "apps/app_window_registry.h"
 #include "apps/launcher.h"
 #include "apps/ui/native_app_window.h"
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 1033 matching lines @@
   app_loaded_observer.Wait();
   ASSERT_TRUE(should_install.seen());
 
   ExtensionTestMessageListener launched_listener("Launched", false);
   OpenApplication(AppLaunchParams(
       browser()->profile(), extension, LAUNCH_CONTAINER_NONE, NEW_WINDOW));
 
   ASSERT_TRUE(launched_listener.WaitUntilSatisfied());
 }
 
+IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest,
+                       ComponentExtensionRuntimeReload) {
+  // Ensure that we wait until the background page is run (to register the
+  // OnLaunched listener) before trying to open the application. This is similar
+  // to LoadAndLaunchPlatformApp, but we want to load as a component extension.
+  content::WindowedNotificationObserver app_loaded_observer(
+      content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
+      content::NotificationService::AllSources());
+
+  const Extension* extension = LoadExtensionAsComponent(
+      test_data_dir_.AppendASCII("platform_apps").AppendASCII("component"));
+  ASSERT_TRUE(extension);
+
+  app_loaded_observer.Wait();
+
+  {
+    ExtensionTestMessageListener launched_listener("Launched", false);
+    OpenApplication(AppLaunchParams(
+        browser()->profile(), extension, LAUNCH_CONTAINER_NONE, NEW_WINDOW));
+    ASSERT_TRUE(launched_listener.WaitUntilSatisfied());
+  }
+
+  {
+    ASSERT_TRUE(ExecuteScriptInBackgroundPageNoWait(
+        extension->id(), "chrome.runtime.reload();"));
+    ExtensionTestMessageListener launched_listener("Launched", false);
+    ASSERT_TRUE(launched_listener.WaitUntilSatisfied());
+  }
+}
+
 // Fails on Win7. http://crbug.com/171450
 #if defined(OS_WIN)
 #define MAYBE_Messaging DISABLED_Messaging
 #else
 #define MAYBE_Messaging Messaging
 #endif
 IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, MAYBE_Messaging) {
   ExtensionApiTest::ResultCatcher result_catcher;
   LoadAndLaunchPlatformApp("messaging/app2", "Ready");
   LoadAndLaunchPlatformApp("messaging/app1", "Launched");
@@ skipping 226 matching lines @@
         LoadAndLaunchPlatformApp("reinstall_data_cleanup", "Launched");
     ASSERT_TRUE(extension);
     ASSERT_EQ(extension_id, extension->id());
 
     ExtensionApiTest::ResultCatcher result_catcher;
     EXPECT_TRUE(result_catcher.GetNextResult());
   }
 }
 
 }  // namespace extensions