Rename Lo-Fi previews to lite pages

tools/chrome_proxy/integration_tests/chrome_proxy_measurements.py

 # Copyright 2014 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.
 
 import base64
 import logging
 import urlparse
 
 from common import chrome_proxy_measurements as measurements
 from common.chrome_proxy_measurements import ChromeProxyValidation
@@ skipping 397 matching lines @@
     super(ChromeProxyCacheProxyDisabled, self).WillNavigateToPage(page, tab)
     if self._is_chrome_proxy_enabled:
       # Clear cache for the first page to pick LoFi image from server.
       tab.ClearCache(force=True)
 
   def DidNavigateToPage(self, page, tab):
     if not self._is_chrome_proxy_enabled:
       tab.ExecuteJavaScript('window.location.reload()')
       util.WaitFor(tab.HasReachedQuiescence, 3)
 
-class ChromeProxyLoFiPreview(ChromeProxyValidation):
-  """Correctness measurement for Lo-Fi preview in Chrome-Proxy header."""
+class ChromeProxyLitePage(ChromeProxyValidation):
+  """Correctness measurement for lite pages in the Chrome-Proxy header."""
 
   def __init__(self):
-    super(ChromeProxyLoFiPreview, self).__init__(
+    super(ChromeProxyLitePage, self).__init__(
         restart_after_each_page=True,
         metrics=metrics.ChromeProxyMetric())
 
   def CustomizeBrowserOptions(self, options):
-    super(ChromeProxyLoFiPreview, self).CustomizeBrowserOptions(options)
+    super(ChromeProxyLitePage, self).CustomizeBrowserOptions(options)
     options.AppendExtraBrowserArgs(
         '--data-reduction-proxy-lo-fi=always-on')
     options.AppendExtraBrowserArgs(
-        '--enable-data-reduction-proxy-lo-fi-preview')
+        '--enable-data-reduction-proxy-lite-page')
     options.AppendExtraBrowserArgs('--disable-quic')
 
   def AddResults(self, tab, results):
-    self._metrics.AddResultsForLoFiPreview(tab, results)
+    self._metrics.AddResultsForLitePage(tab, results)
 
 class ChromeProxyExpDirective(ChromeProxyValidation):
   """Correctness measurement for experiment directives in Chrome-Proxy header.
 
   This test verifies that "exp=test" in the Chrome-Proxy request header
   causes a bypass on the experiment test page.
   """
 
   def __init__(self):
     super(ChromeProxyExpDirective, self).__init__(
@@ skipping 348 matching lines @@
     if self._enable_proxy:
       measurements.WaitForViaHeader(tab)
     tab.ClearCache(force=True)
     self._metrics.Start(page, tab)
 
   def ValidateAndMeasurePage(self, page, tab, results):
     # Wait for the load event.
     tab.WaitForJavaScriptExpression('performance.timing.loadEventStart', 300)
     self._metrics.Stop(page, tab)
     self._metrics.AddResultsForQuicTransaction(tab, results)