Add DataReductionProxy IPC to determine if the Data Reduction Proxy was used.

components/BUILD.gn

 # 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("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 
 # Collection of all components. You wouldn't link to this, but this is rather
 # to reference the files so they can be compiled by the build system.
@@ skipping 217 matching lines @@
       "//components/auto_login_parser:unit_tests",
       "//components/autofill/content/browser:unit_tests",
       "//components/autofill/core/browser:unit_tests",
       "//components/autofill/core/common:unit_tests",
       "//components/bookmarks/browser:unit_tests",
       "//components/captive_portal:unit_tests",
       "//components/cloud_devices/common:unit_tests",
       "//components/content_settings/core/browser:unit_tests",
       "//components/content_settings/core/common:unit_tests",
       "//components/crx_file:unit_tests",
+      "//components/data_reduction_proxy/content/browser:unit_tests",
       "//components/data_reduction_proxy/core/browser:unit_tests",
       "//components/data_reduction_proxy/core/common:unit_tests",
       "//components/device_event_log:unit_tests",
       "//components/dom_distiller/core:unit_tests",
       "//components/domain_reliability:unit_tests",
       "//components/favicon_base:unit_tests",
       "//components/google/core/browser:unit_tests",
       "//components/invalidation:unittests",
       "//components/login:unit_tests",
       "//components/metrics:unit_tests",
       "//components/omnibox:unit_tests",
       "//components/ownership:unit_tests",
       "//components/packed_ct_ev_whitelist:unit_tests",
       "//components/proximity_auth:unit_tests",
       "//components/update_client:unit_tests",
       "//components/variations:unit_tests",
       "//components/web_resource:unit_tests",
       "//components/webdata/common:unit_tests",
 
       # These are the deps required by the code in this target.
       "//base",
       "//base/test:test_support",
       "//content/test:test_support",
       "//ui/base",
     ]
 
-    if (is_android) {
-      deps += [ "//components/data_reduction_proxy/content/browser:unit_tests" ]
-    }
-
     # TODO(GYP) need this target.
     #'breakpad/app/crash_keys_win_unittest.cc',
 
     # Precache tests need these defines.
     #configs += [ "//components/precache/core:precache_config" ]
 
     if (toolkit_views) {
       # TODO(GYP) enable this as above.
       #deps += [ "//components/constrained_window:unit_tests" ]
     }
     if (is_win) {
       deps += [ "//components/browser_watcher:unit_tests" ]
     }
   }
 }