Added integration test to Chrome Proxy to verify direct connection on remote site timeout

tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/proxy_timeout.py

Index: tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/proxy_timeout.py
diff --git a/tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/html5test.py b/tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/proxy_timeout.py
similarity index 54%
copy from tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/html5test.py
copy to tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/proxy_timeout.py
index 00139cf062e3097a40743ce28d7fa08428690e1b..64e6cddcd806ff900473d403f708d19bf9c0ff44 100644
--- a/tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/html5test.py
+++ b/tools/chrome_proxy/integration_tests/chrome_proxy_pagesets/proxy_timeout.py
@@ -6,22 +6,22 @@ from telemetry.page import page as page_module
 from telemetry import story
 
 
-class HTML5TestPage(page_module.Page):
+class ClientBypassOnTimeoutPage(page_module.Page):
 
   def __init__(self, url, page_set):
-    super(HTML5TestPage, self).__init__(url=url, page_set=page_set)
+    super(ClientBypassOnTimeoutPage, self).__init__(url=url, page_set=page_set)
 
 
-class HTML5TestStorySet(story.StorySet):
+class ClientBypassOnTimeoutStorySet(story.StorySet):
 
   """ Chrome proxy test page for traffic over https. """
 
   def __init__(self):
-    super(HTML5TestStorySet, self).__init__()
+    super(ClientBypassOnTimeoutStorySet, self).__init__()
 
     urls_list = [
-      'http://html5test.com/',
+      'http://check.googlezip.net/test.html',
     ]
 
     for url in urls_list:
-      self.AddStory(HTML5TestPage(url, self))
+      self.AddStory(ClientBypassOnTimeoutPage(url, self))