Exposing NQE on the Browser UI thread

chrome/browser/net/nqe/ui_network_quality_estimator_service_test_util.h

Index: chrome/browser/net/nqe/ui_network_quality_estimator_service_test_util.h
diff --git a/chrome/browser/net/nqe/ui_network_quality_estimator_service_test_util.h b/chrome/browser/net/nqe/ui_network_quality_estimator_service_test_util.h
new file mode 100644
index 0000000000000000000000000000000000000000..ca845e91b3b07e96a48e5f88a19ae14683d5d9f9
--- /dev/null
+++ b/chrome/browser/net/nqe/ui_network_quality_estimator_service_test_util.h
@@ -0,0 +1,25 @@
+// 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.
+
+#ifndef CHROME_BROWSER_NET_NQE_UI_NETWORK_QUALITY_ESTIMATOR_SERVICE_TEST_UTIL_H_
+#define CHROME_BROWSER_NET_NQE_UI_NETWORK_QUALITY_ESTIMATOR_SERVICE_TEST_UTIL_H_
+
+#include "net/nqe/network_quality_estimator.h"
+
+namespace chrome_browser_net {
+
+namespace test_util {
+
+// Prevents NQE from reporting EffectiveConnectionType to observers, and reports

[tbansal1, 2016/07/20 03:32:36]

s/NQE/NetworkQualityEstimator/
s/and reports/and forces it to report/

[RyanSturm, 2016/07/20 16:36:46]

Done.

+// |type| to all EffectiveConnectionTypeObservers, including the

[tbansal1, 2016/07/20 03:32:35]

s/all/all its/

[RyanSturm, 2016/07/20 16:36:46]

Done.

+// UINetworkQualityEstimatorService.

[tbansal1, 2016/07/20 03:32:36]

I do not think you should say anything about UINetworkQualityEstimatorService
because there is no guarantee that UINetworkQualityEstimatorService will be
registered as an observer (that requires creating KeyedService which this
function does not do).

[RyanSturm, 2016/07/20 16:36:46]

Done.

+// This blocks the UI thread until the IO task runs and replies.

[tbansal1, 2016/07/20 03:32:36]

s/UI thread/calling thread/

[RyanSturm, 2016/07/20 16:36:46]

Done.

+void OverrideEffectiveConnectionTypeAndWait(
+    net::NetworkQualityEstimator::EffectiveConnectionType type);
+
+}  // namespace test_util
+
+}  // namespace chrome_browser_net
+
+#endif  // CHROME_BROWSER_NET_NQE_UI_NETWORK_QUALITY_ESTIMATOR_SERVICE_TEST_UTIL_H_