URL_FETCHING_FAILED   30 google_apis/gcm/engine/checkin_request.cc   URL_FETCHING_FAILED,        // URL fetching failed.
URL_FETCHING_FAILED   43 google_apis/gcm/engine/registration_request.h     URL_FETCHING_FAILED,        // URL fetching failed.
URL_FETCHING_FAILED   33 google_apis/gcm/engine/unregistration_request.h     URL_FETCHING_FAILED,      // URL fetching failed.