Report data usage UMA for Chrome services

google_apis/gaia/oauth2_api_call_flow.cc

Index: google_apis/gaia/oauth2_api_call_flow.cc
diff --git a/google_apis/gaia/oauth2_api_call_flow.cc b/google_apis/gaia/oauth2_api_call_flow.cc
index 19d5b06e77bc537edfbe5cbbfdf879651c2e1089..165aefd237e7f837676d61ed0d837d761c08ed32 100644
--- a/google_apis/gaia/oauth2_api_call_flow.cc
+++ b/google_apis/gaia/oauth2_api_call_flow.cc
@@ -9,6 +9,7 @@
 
 #include "base/basictypes.h"
 #include "base/strings/stringprintf.h"
+#include "components/data_use_measurement/core/data_use_user_data.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "net/base/escape.h"
 #include "net/base/load_flags.h"
@@ -82,7 +83,8 @@ scoped_ptr<URLFetcher> OAuth2ApiCallFlow::CreateURLFetcher(
   net::URLFetcher::RequestType request_type = GetRequestTypeForBody(body);
   scoped_ptr<URLFetcher> result =
       net::URLFetcher::Create(0, CreateApiCallUrl(), request_type, this);
-
+  data_use_measurement::DataUseUserData::AttachToFetcher(
+      result.get(), data_use_measurement::DataUseUserData::GOOGLE_APIS);
   result->SetRequestContext(context);
   result->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                        net::LOAD_DO_NOT_SAVE_COOKIES);