Report data usage UMA for Chrome services

google_apis/gcm/engine/registration_request.cc

Index: google_apis/gcm/engine/registration_request.cc
diff --git a/google_apis/gcm/engine/registration_request.cc b/google_apis/gcm/engine/registration_request.cc
index fa66a7777dc93364a582feb70c2c89c5e4e316b0..5ae4b0826c739a25b3b3ac5d8f4a74e8637f6e9d 100644
--- a/google_apis/gcm/engine/registration_request.cc
+++ b/google_apis/gcm/engine/registration_request.cc
@@ -11,6 +11,7 @@
 #include "base/strings/string_number_conversions.h"
 #include "base/thread_task_runner_handle.h"
 #include "base/values.h"
+#include "components/data_use_measurement/core/data_use_user_data.h"
 #include "google_apis/gcm/base/gcm_util.h"
 #include "google_apis/gcm/monitoring/gcm_stats_recorder.h"
 #include "net/base/load_flags.h"
@@ -117,6 +118,8 @@ void RegistrationRequest::Start() {
 
   url_fetcher_ =
       net::URLFetcher::Create(registration_url_, net::URLFetcher::POST, this);
+  data_use_measurement::DataUseUserData::AttachToFetcher(
+      url_fetcher_.get(), data_use_measurement::DataUseUserData::GOOGLE_APIS);
   url_fetcher_->SetRequestContext(request_context_getter_.get());
   url_fetcher_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                              net::LOAD_DO_NOT_SAVE_COOKIES);