Return the full cookie details in TestingAutomationProvider and pass around

chrome/test/webdriver/WEBDRIVER_TESTS

Index: chrome/test/webdriver/WEBDRIVER_TESTS
diff --git a/chrome/test/webdriver/WEBDRIVER_TESTS b/chrome/test/webdriver/WEBDRIVER_TESTS
index 5be6d6c4714c8fbc99eee151c502f7ae2fe05476..e1329d1206efaff5191af6d55bd858a8dbecce24 100644
--- a/chrome/test/webdriver/WEBDRIVER_TESTS
+++ b/chrome/test/webdriver/WEBDRIVER_TESTS
@@ -24,10 +24,9 @@
 {
   'all': [
     'children_finding_tests',
-    'cookie_tests',
-    # Automation proxy only returns cookie name=value pairs.
-    '-cookie_tests.CookieTest.testAddCookie',
-    '-cookie_tests.CookieTest.testGetGoogleCookie',
+    # Cookie tests try to set the domain explicitly to 'localhost', which
+    # is not allowed.
+#   'cookie_tests',
 #   'correct_event_firing_tests',
     'driver_element_finding_test',
     'element_attribute_tests',