Expose cellular signal strength on Android to native

net/net.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.
 
 # This file is shared between the regular GYP build, the NaCl GYP build, and
 # the GN build. For GN support, it must have no conditionals or anything like
 # that beyond the simple one-level-deep dictionary of values.
 {
   'variables': {
     # Subset of net source files that are compiled for NaCl (net_nacl target).
@@ skipping 399 matching lines @@
       'quic/quic_unacked_packet_map.h',
       'quic/quic_utils.cc',
       'quic/quic_utils.h',
       'quic/quic_utils_chromium.h',
       'quic/quic_write_blocked_list.cc',
       'quic/quic_write_blocked_list.h',
       'quic/reliable_quic_stream.cc',
       'quic/reliable_quic_stream.h',
     ],
     'net_non_nacl_sources': [
+      'android/cellular_signal_strength.cc',
+      'android/cellular_signal_strength.h',
       'android/cert_verify_result_android.cc',
       'android/cert_verify_result_android.h',
       'android/gurl_utils.cc',
       'android/gurl_utils.h',
       'android/http_auth_negotiate_android.cc',
       'android/http_auth_negotiate_android.h',
       'android/keystore.cc',
       'android/keystore.h',
       'android/keystore_openssl.cc',
       'android/keystore_openssl.h',
@@ skipping 895 matching lines @@
       'websockets/websocket_handshake_response_info.h',
     ],
     'net_extras_sources': [
       'extras/sqlite/cookie_crypto_delegate.h',
       'extras/sqlite/sqlite_channel_id_store.cc',
       'extras/sqlite/sqlite_channel_id_store.h',
       'extras/sqlite/sqlite_persistent_cookie_store.cc',
       'extras/sqlite/sqlite_persistent_cookie_store.h',
     ],
     'net_test_sources': [
+      'android/cellular_signal_strength_unittest.cc',
       'android/dummy_spnego_authenticator.cc',
       'android/dummy_spnego_authenticator.h',
       'android/http_auth_negotiate_android_unittest.cc',
       'android/keystore_unittest.cc',
       'android/network_change_notifier_android_unittest.cc',
       'android/traffic_stats_unittest.cc',
       'base/address_family_unittest.cc',
       'base/address_list_unittest.cc',
       'base/address_tracker_linux_unittest.cc',
       'base/backoff_entry_serializer_unittest.cc',
@@ skipping 657 matching lines @@
       "websockets/websocket_handshake_stream_create_helper.cc",
       "websockets/websocket_handshake_stream_create_helper.h",
       "websockets/websocket_inflater.cc",
       "websockets/websocket_inflater.h",
       "websockets/websocket_mux.h",
       "websockets/websocket_stream.cc",
       "websockets/websocket_stream.h",
     ],
   }
 }