Report data usage UMA for Chrome services

components/rappor/log_uploader.cc

 // 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.
 
 #include "components/rappor/log_uploader.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "base/metrics/sparse_histogram.h"
+#include "components/data_use_measurement/core/data_use_user_data.h"
 #include "net/base/load_flags.h"
 #include "net/base/net_errors.h"
 #include "net/url_request/url_fetcher.h"
 
 namespace {
 
 // The delay, in seconds, between uploading when there are queued logs to send.
 const int kUnsentLogsIntervalSeconds = 3;
 
 // When uploading metrics to the server fails, we progressively wait longer and
@@ skipping 84 matching lines @@
          !has_callback_pending_;
 }
 
 void LogUploader::StartScheduledUpload() {
   if (!CanStartUpload())
     return;
   DVLOG(2) << "Upload to " << server_url_.spec() << " starting.";
   has_callback_pending_ = true;
   current_fetch_ =
       net::URLFetcher::Create(server_url_, net::URLFetcher::POST, this);
+  data_use_measurement::DataUseUserData::AttachToFetcher(
+      current_fetch_.get(), data_use_measurement::DataUseUserData::RAPPOR);
   current_fetch_->SetRequestContext(request_context_.get());
   current_fetch_->SetUploadData(mime_type_, queued_logs_.front());
 
   // We already drop cookies server-side, but we might as well strip them out
   // client-side as well.
   current_fetch_->SetLoadFlags(net::LOAD_DO_NOT_SAVE_COOKIES |
                                net::LOAD_DO_NOT_SEND_COOKIES);
   current_fetch_->Start();
 }
 
@@ skipping 63 matching lines @@
   if (!server_is_healthy)
     upload_interval_ = BackOffUploadInterval(upload_interval_);
   else
     upload_interval_ = base::TimeDelta::FromSeconds(kUnsentLogsIntervalSeconds);
 
   if (CanStartUpload())
     ScheduleNextUpload(upload_interval_);
 }
 
 }  // namespace rappor