Fix issue 174250, crash when reloading packaged app.

chrome/browser/extensions/platform_app_browsertest.cc

 // 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.
 
 #include "base/bind.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/platform_thread.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/automation/automation_util.h"
 #include "chrome/browser/devtools/devtools_window.h"
 #include "chrome/browser/extensions/api/permissions/permissions_api.h"
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/extensions/extension_test_message_listener.h"
 #include "chrome/browser/extensions/platform_app_browsertest_util.h"
 #include "chrome/browser/extensions/platform_app_launcher.h"
 #include "chrome/browser/extensions/shell_window_registry.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/tab_contents/render_view_context_menu.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/extensions/application_launch.h"
 #include "chrome/browser/ui/extensions/native_app_window.h"
 #include "chrome/browser/ui/extensions/shell_window.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/web_contents_modal_dialog_manager.h"
 #include "chrome/common/chrome_notification_types.h"
+#include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/devtools_agent_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/browser/web_intents_dispatcher.h"
 #include "content/public/test/test_utils.h"
 #include "googleurl/src/gurl.h"
 #include "webkit/glue/web_intent_data.h"
@@ skipping 719 matching lines @@
 
 // Tests that an app calling chrome.runtime.reload will reload the app and
 // relaunch it if it was running.
 IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, ReloadRelaunches) {
   ExtensionTestMessageListener launched_listener("Launched", true);
   const Extension* extension = LoadAndLaunchPlatformApp("reload");
   ASSERT_TRUE(extension);
   ASSERT_TRUE(launched_listener.WaitUntilSatisfied());
   ASSERT_TRUE(GetFirstShellWindow());
 
-  // Now tell the app to reload itself
+  // Now tell the app to reload itself.
   ExtensionTestMessageListener launched_listener2("Launched", false);
   launched_listener.Reply("reload");
   ASSERT_TRUE(launched_listener2.WaitUntilSatisfied());
   ASSERT_TRUE(GetFirstShellWindow());
 }
 
 namespace {
 
 // Simple observer to check for NOTIFICATION_EXTENSION_INSTALLED events to
 // ensure installation does or does not occur in certain scenarios.
@@ skipping 141 matching lines @@
 #else
 #define MAYBE_WebContentsHasFocus WebContentsHasFocus
 #endif
 IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, MAYBE_WebContentsHasFocus) {
   const Extension* extension = LoadAndLaunchPlatformApp("minimal");
   ShellWindow* window = CreateShellWindow(extension);
   EXPECT_TRUE(window->web_contents()->GetRenderWidgetHostView()->HasFocus());
   CloseShellWindow(window);
 }
 
+IN_PROC_BROWSER_TEST_F(PlatformAppBrowserTest, DontCrashWhenReloading) {
+  // Regression test for http://crbug.com/174250
+  browser()->profile()->GetPrefs()->SetBoolean(
+      prefs::kExtensionsUIDeveloperMode, true);
+  ui_test_utils::NavigateToURL(browser(), GURL("chrome://extensions"));
+  ExtensionTestMessageListener launched_listener("Launched", true);
+  const Extension* extension = LoadAndLaunchPlatformApp("reload");
+  ASSERT_TRUE(extension);
+  ASSERT_TRUE(launched_listener.WaitUntilSatisfied());
+  ASSERT_TRUE(GetFirstShellWindow());
+
+  // Now tell the app to reload itself.
+  ExtensionTestMessageListener launched_listener2("Launched", false);
+  launched_listener.Reply("reload");
+  ASSERT_TRUE(launched_listener2.WaitUntilSatisfied());
+  ASSERT_TRUE(GetFirstShellWindow());
+}
+
 }  // namespace extensions