Network traffic annotation added to chrome/browser/ unittests.

chrome/browser/net/spdyproxy/chrome_data_use_group_unittest.cc

 // Copyright 2016 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 "chrome/browser/net/spdyproxy/chrome_data_use_group.h"
 
 #include <memory>
 
 #include "base/run_loop.h"
 #include "content/public/browser/resource_request_info.h"
 #include "content/public/common/previews_state.h"
 #include "content/public/test/test_browser_thread_bundle.h"
+#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 class ChromeDataUseGroupTest : public testing::Test {
  protected:
   void SetUp() override {
-    std::unique_ptr<net::URLRequest> request = context_.CreateRequest(
-        GURL("http://foo.com/index.html"), net::IDLE, &test_delegate_);
+    std::unique_ptr<net::URLRequest> request =
+        context_.CreateRequest(GURL("http://foo.com/index.html"), net::IDLE,
+                               &test_delegate_, TRAFFIC_ANNOTATION_FOR_TESTS);
 
     content::ResourceRequestInfo::AllocateForTesting(
         request.get(), content::RESOURCE_TYPE_MAIN_FRAME, nullptr,
         /*render_process_id=*/1,
         /*render_view_id=*/-1,
         /*render_frame_id=*/1,
         /*is_main_frame=*/true,
         /*parent_is_main_frame=*/false,
         /*allow_download=*/true,
         /*is_async=*/true, content::PREVIEWS_OFF);
@@ skipping 15 matching lines @@
 TEST_F(ChromeDataUseGroupTest, GetHostName) {
   EXPECT_EQ("foo.com", data_use_group()->GetHostname());
 }
 
 TEST_F(ChromeDataUseGroupTest, GetHostNameExplicitInitialize) {
   data_use_group()->Initialize();
   base::RunLoop().RunUntilIdle();
 
   EXPECT_EQ("foo.com", data_use_group()->GetHostname());
 }