Expose data reduction proxy auth token for internal builds.

components/data_reduction_proxy/browser/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.
 
 static_library("browser") {
   sources = [
     "data_reduction_proxy_auth_request_handler.cc",
     "data_reduction_proxy_auth_request_handler.h",
     "data_reduction_proxy_config_service.cc",
     "data_reduction_proxy_config_service.h",
@@ skipping 16 matching lines @@
     "data_reduction_proxy_tamper_detection.h",
     "data_reduction_proxy_usage_stats.cc",
     "data_reduction_proxy_usage_stats.h",
   ]
 
   deps = [
     "//base",
     "//components/data_reduction_proxy/common",
     "//components/pref_registry",
     "//crypto",
+    "//google_apis",
     "//net",
   ]
 }
 
 static_library("test_support") {
   testonly = true
   sources = [
     "data_reduction_proxy_params_test_utils.cc",
     "data_reduction_proxy_params_test_utils.h",
     "data_reduction_proxy_settings_test_utils.cc",
@@ skipping 23 matching lines @@
     "data_reduction_proxy_usage_stats_unittest.cc",
   ]
 
   deps = [
     ":browser",
     ":test_support",
     "//testing/gmock",
     "//testing/gtest",
   ]
 }