Move loading_test_util.cc off the deprecated URLRequestContext::Creat…

…eRequest()

CreateRequest() needs to take in a traffic annotation.

Bug: 837333
Change-Id: Iaa4b8e0cbff89a4ffff4afef9c9cc6accdaba26f
Reviewed-on: https://chromium-review.googlesource.com/1039124
Reviewed-by: Alexandr Ilin <alexilin@chromium.org>
Commit-Queue: Helen Li <xunjieli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#555377}

chrome/browser/predictors/loading_test_util.cc

@@ -10,6 +10,7 @@
 
 #include "content/public/browser/resource_request_info.h"
 #include "net/http/http_response_headers.h"
+#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
 #include "net/url_request/url_request_test_util.h"
 
 namespace {
@@ -233,7 +234,8 @@ std::unique_ptr<net::URLRequest> CreateURLRequest(
     content::ResourceType resource_type,
     bool is_main_frame) {
   std::unique_ptr<net::URLRequest> request = url_request_context.CreateRequest(
-      url, priority, &g_empty_url_request_delegate);
+      url, priority, &g_empty_url_request_delegate,
+      TRAFFIC_ANNOTATION_FOR_TESTS);
   request->set_site_for_cookies(url);
   content::ResourceRequestInfo::AllocateForTesting(
       request.get(), resource_type, nullptr, -1, -1, -1, is_main_frame, false,