Reland 2:Geolocation: move from content/browser to device/

content/browser/geolocation/location_provider_base.h

-// Copyright (c) 2013 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 CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_BASE_H_
-#define CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_BASE_H_
-
-#include "base/macros.h"
-#include "content/common/content_export.h"
-#include "content/public/browser/location_provider.h"
-
-namespace content {
-
-class CONTENT_EXPORT LocationProviderBase
-    : NON_EXPORTED_BASE(public LocationProvider) {
- public:
-  LocationProviderBase();
-  ~LocationProviderBase() override;
-
- protected:
-  void NotifyCallback(const Geoposition& position);
-
-  // Overridden from LocationProvider:
-  void SetUpdateCallback(
-      const LocationProviderUpdateCallback& callback) override;
-  void RequestRefresh() override;
-
- private:
-  LocationProviderUpdateCallback callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(LocationProviderBase);
-};
-
-}  // namespace content
-
-#endif  // CONTENT_BROWSER_GEOLOCATION_LOCATION_PROVIDER_BASE_H_