Consistently use LoFi for an entire page

components/data_reduction_proxy.gypi

 # 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.
 
 
 {
   'variables' :
   {
      'data_reduction_proxy_core_browser_sources' : [
         # Note: sources list duplicated in GN build.
@@ skipping 145 matching lines @@
       'target_name': 'data_reduction_proxy_content_common',
       'type': 'static_library',
       'dependencies': [
         '../content/content.gyp:content_common',
         '../ipc/ipc.gyp:ipc',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
+        'data_reduction_proxy/content/common/content_data_reduction_proxy_lofi_helper.cc',
+        'data_reduction_proxy/content/common/content_data_reduction_proxy_lofi_helper.h',
         'data_reduction_proxy/content/common/data_reduction_proxy_messages.cc',
         'data_reduction_proxy/content/common/data_reduction_proxy_messages.h',
       ],
     },
     {
       # GN version: //components/data_reduction_proxy/content/browser
       'target_name': 'data_reduction_proxy_content_browser',
       'type': 'static_library',
       'dependencies': [
         '../content/content.gyp:content_common',
@@ skipping 143 matching lines @@
             '<@(_outputs)',
           ],
           'includes': [
             '../build/util/version.gypi',
           ],
         },
       ],
     },
   ],
 }