Added webdriver support for App v2.

chrome/test/webdriver/test/chromedriver_tests.py

Index: chrome/test/webdriver/test/chromedriver_tests.py
diff --git a/chrome/test/webdriver/test/chromedriver_tests.py b/chrome/test/webdriver/test/chromedriver_tests.py
index 8dd5703f3695c4cf0bec91517269a57528ce3633..ae9e0a0496d975e8cb4278bac2954187533089ab 100644
--- a/chrome/test/webdriver/test/chromedriver_tests.py
+++ b/chrome/test/webdriver/test/chromedriver_tests.py
@@ -1068,6 +1068,8 @@ class ExtensionTest(ChromeDriverTest):
       '/infobar_browser_action_extension'
   PAGE_ACTION_EXTENSION = test_paths.TEST_DATA_PATH + \
       '/page_action_extension'
+  APP_SHELL = test_paths.TEST_DATA_PATH + \
+      '/app_shell_extension'
 
   def testExtensionInstallAndUninstall(self):
     driver = self.GetNewDriver()
@@ -1138,6 +1140,20 @@ class ExtensionTest(ChromeDriverTest):
     ext.click_page_action()
     self._testExtensionView(driver, ext.get_popup_handle(), ext)
 
+  def testAppShellView(self):
+    driver = self.GetNewDriver({'chrome.switches':
+                                ['enable-experimental-extension-apis']})
+    ext = driver.install_extension(self.APP_SHELL)
+
+    # Navigates to the new tab page to launch the app.
+    driver.get('chrome:newtab')
+    app = driver.find_element_by_xpath("//div[@title='App Shell']")
+    app.click()
+    def is_app_window_launched(driver):
+      return ext.get_app_shell_handle() is not None
+    WebDriverWait(driver, 10).until(is_app_window_launched)
+    self._testExtensionView(driver, ext.get_app_shell_handle(), ext)
+
 
 class BadJSTest(ChromeDriverTest):
   """Tests that ensure sites with hacky JS don't break ChromeDriver."""