Reporting: Plumb into UrlRequest{HttpJob,Context}.

net/url_request/url_request_context_storage.cc

Index: net/url_request/url_request_context_storage.cc
diff --git a/net/url_request/url_request_context_storage.cc b/net/url_request/url_request_context_storage.cc
index e010643abc730838ffaf9cd24c45e6ed597cd9a0..19ebbf62fe8fd89726e015c31a9b43262d0c50c7 100644
--- a/net/url_request/url_request_context_storage.cc
+++ b/net/url_request/url_request_context_storage.cc
@@ -20,6 +20,7 @@
 #include "net/http/http_transaction_factory.h"
 #include "net/log/net_log.h"
 #include "net/proxy/proxy_service.h"
+#include "net/reporting/reporting_service.h"
 #include "net/ssl/channel_id_service.h"
 #include "net/url_request/http_user_agent_settings.h"
 #include "net/url_request/url_request_context.h"
@@ -152,4 +153,10 @@ void URLRequestContextStorage::set_sdch_manager(
   sdch_manager_ = std::move(sdch_manager);
 }
 
+void URLRequestContextStorage::set_reporting_service(
+    std::unique_ptr<ReportingService> reporting_service) {
+  context_->set_reporting_service(reporting_service.get());
+  reporting_service_ = std::move(reporting_service);
+}
+
 }  // namespace net