Do not add TabContents from packaged apps to the task manager.

chrome/browser/extensions/platform_app_browsertest_util.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 "chrome/browser/extensions/platform_app_browsertest_util.h"
 
 #include "base/command_line.h"
 #include "base/stringprintf.h"
 #include "chrome/browser/extensions/api/tabs/tabs.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
@@ skipping 14 matching lines @@
 void PlatformAppBrowserTest::SetUpCommandLine(CommandLine* command_line) {
   // Skips ExtensionApiTest::SetUpCommandLine.
   ExtensionBrowserTest::SetUpCommandLine(command_line);
 
   // Make event pages get suspended quicker.
   command_line->AppendSwitchASCII(switches::kEventPageIdleTime, "1");
   command_line->AppendSwitchASCII(switches::kEventPageUnloadingTime, "1");
 }
 
 const Extension* PlatformAppBrowserTest::LoadAndLaunchPlatformApp(
-    const char* name) {
+    Browser* browser, NotificationObserver* observer,
+    FilePath test_data_dir, const char* name) {
   content::WindowedNotificationObserver app_loaded_observer(
       content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
       content::NotificationService::AllSources());
 
   const Extension* extension = LoadExtension(
-      test_data_dir_.AppendASCII("platform_apps").AppendASCII(name));
+      browser, observer,
+      test_data_dir.AppendASCII("platform_apps").AppendASCII(name));
   EXPECT_TRUE(extension);
 
   application_launch::OpenApplication(application_launch::LaunchParams(
-          browser()->profile(), extension, extension_misc::LAUNCH_NONE,
+          browser->profile(), extension, extension_misc::LAUNCH_NONE,
           NEW_WINDOW));
 
   app_loaded_observer.Wait();
 
   return extension;
 }
 
 const Extension* PlatformAppBrowserTest::InstallAndLaunchPlatformApp(
     const char* name) {
   content::WindowedNotificationObserver app_loaded_observer(
@@ skipping 89 matching lines @@
 
 void PlatformAppBrowserTest::CloseShellWindow(ShellWindow* window) {
   content::WindowedNotificationObserver destroyed_observer(
       content::NOTIFICATION_WEB_CONTENTS_DESTROYED,
       content::NotificationService::AllSources());
   window->GetBaseWindow()->Close();
   destroyed_observer.Wait();
 }
 
 }  // namespace extensions