Exposing NQE on the Browser UI thread

chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.h

Index: chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.h
diff --git a/chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.h b/chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.h
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index 0000000000000000000000000000000000000000..fb025bf3a235596390b1649c6b1ff8bad29b3a13
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+++ b/chrome/browser/net/nqe/ui_network_quality_estimator_service_factory.h
@@ -0,0 +1,37 @@
+// 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_FACTORY_H_
+#define CHROME_BROWSER_NET_NQE_UI_NETWORK_QUALITY_ESTIMATOR_SERVICE_FACTORY_H_
+
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+
+class Profile;
+class UINetworkQualityEstimatorService;
+
+namespace content {
+class BrowserContext;
+}
+
+class UINetworkQualityEstimatorServiceFactory
+    : public BrowserContextKeyedServiceFactory {
+ public:
+  static UINetworkQualityEstimatorService* GetForProfile(Profile* profile);
+
+  static UINetworkQualityEstimatorServiceFactory* GetInstance();
+
+ private:
+  friend struct base::DefaultSingletonTraits<
+      UINetworkQualityEstimatorServiceFactory>;
+
+  UINetworkQualityEstimatorServiceFactory();
+  ~UINetworkQualityEstimatorServiceFactory() override;
+
+  // BrowserContextKeyedServiceFactory:
+  KeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* context) const override;
+};
+
+#endif  // CHROME_BROWSER_NET_NQE_UI_NETWORK_QUALITY_ESTIMATOR_SERVICE_FACTORY_H_