Added probe to determine if data reduction proxy can be used

chrome/chrome_browser.gypi

 # Copyright 2012 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.
 
 {
   'targets': [
     {
       'target_name': 'browser',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 1201 matching lines @@
         'browser/net/proxy_service_factory.cc',
         'browser/net/proxy_service_factory.h',
         'browser/net/referrer.cc',
         'browser/net/referrer.h',
         'browser/net/resource_prefetch_predictor_observer.cc',
         'browser/net/resource_prefetch_predictor_observer.h',
         'browser/net/sdch_dictionary_fetcher.cc',
         'browser/net/sdch_dictionary_fetcher.h',
         'browser/net/service_providers_win.cc',
         'browser/net/service_providers_win.h',
+        'browser/net/spdyproxy/data_reduction_proxy_settings_android.cc',
+        'browser/net/spdyproxy/data_reduction_proxy_settings_android.h',
         'browser/net/spdyproxy/http_auth_handler_spdyproxy.cc',
         'browser/net/spdyproxy/http_auth_handler_spdyproxy.h',
         'browser/net/sqlite_server_bound_cert_store.cc',
         'browser/net/sqlite_server_bound_cert_store.h',
         'browser/net/ssl_config_service_manager.h',
         'browser/net/ssl_config_service_manager_pref.cc',
         'browser/net/timed_cache.cc',
         'browser/net/timed_cache.h',
         'browser/net/transport_security_persister.cc',
         'browser/net/transport_security_persister.h',
@@ skipping 2304 matching lines @@
             'android/java/src/org/chromium/chrome/browser/ChromeWebContentsDelegateAndroid.java',
             'android/java/src/org/chromium/chrome/browser/ContentViewUtil.java',
             'android/java/src/org/chromium/chrome/browser/DevToolsServer.java',
             'android/java/src/org/chromium/chrome/browser/database/SQLiteCursor.java',
             'android/java/src/org/chromium/chrome/browser/favicon/FaviconHelper.java',
             'android/java/src/org/chromium/chrome/browser/FieldTrialHelper.java',
             'android/java/src/org/chromium/chrome/browser/ForeignSessionHelper.java',
             'android/java/src/org/chromium/chrome/browser/IntentHelper.java',
             'android/java/src/org/chromium/chrome/browser/JavascriptAppModalDialog.java',
             'android/java/src/org/chromium/chrome/browser/NavigationPopup.java',
+            'android/java/src/org/chromium/chrome/browser/net/spdyproxy/DataReductionProxySettingsAndroid.java',
             'android/java/src/org/chromium/chrome/browser/omnibox/OmniboxPrerender.java',
             'android/java/src/org/chromium/chrome/browser/profiles/MostVisitedSites.java',
             'android/java/src/org/chromium/chrome/browser/profiles/Profile.java',
             'android/java/src/org/chromium/chrome/browser/ShortcutHelper.java',
             'android/java/src/org/chromium/chrome/browser/SSLClientCertificateRequest.java',
             'android/java/src/org/chromium/chrome/browser/search_engines/TemplateUrlService.java',
             'android/java/src/org/chromium/chrome/browser/signin/AndroidProfileOAuth2TokenServiceHelper.java',
             'android/java/src/org/chromium/chrome/browser/signin/SigninManager.java',
             'android/java/src/org/chromium/chrome/browser/sync/ProfileSyncService.java',
             'android/java/src/org/chromium/chrome/browser/TabBase.java',
@@ skipping 42 matching lines @@
             'package_name': 'org/chromium/chrome/browser/ui/toolbar',
             'template_deps': ['browser/ui/toolbar/toolbar_model_security_level_list.h'],
           },
           'includes': [ '../build/android/java_cpp_template.gypi' ],
         },
       ],
      },
     ],
   ],
 }