[chromedriver] Added option to make element references W3C compliant.

chrome/test/chromedriver/test/run_py_tests.py

Index: chrome/test/chromedriver/test/run_py_tests.py
diff --git a/chrome/test/chromedriver/test/run_py_tests.py b/chrome/test/chromedriver/test/run_py_tests.py
index 7bf8acded9eaeafd7af1cac3e650a87baca93480..044b4ff9ff30728fe5fd40327108fb0ca30562a8 100755
--- a/chrome/test/chromedriver/test/run_py_tests.py
+++ b/chrome/test/chromedriver/test/run_py_tests.py
@@ -1286,6 +1286,14 @@ class ChromeDriverTest(ChromeDriverBaseTestWithWebServer):
     self.WaitForCondition(lambda: self._driver.IsAlertOpen())
     self._driver.HandleAlert(True)
 
+  def testElementReference(self):
+    self._driver.Load(self.GetHttpUrlForFile('/chromedriver/element_ref.html'))
+    element = self._driver.FindElement('id', 'link')
+    self._driver.FindElements('tag name', 'br')
+    w3c_id_length = 36
+    if (self._driver.w3c_compliant):
+      print element._id
+      self.assertEquals(len(element._id), w3c_id_length)
 
 class ChromeDriverPageLoadTimeoutTest(ChromeDriverBaseTestWithWebServer):