Add GeolocationManager service

device/geolocation/geolocation_provider_impl.h

 // Copyright (c) 2012 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 DEVICE_GEOLOCATION_GEOLOCATION_PROVIDER_IMPL_H_
 #define DEVICE_GEOLOCATION_GEOLOCATION_PROVIDER_IMPL_H_
 
 #include <list>
 #include <memory>
 #include <vector>
@@ skipping 17 matching lines @@
 
 class DEVICE_GEOLOCATION_EXPORT GeolocationProviderImpl
     : public NON_EXPORTED_BASE(GeolocationProvider),
       public base::Thread {
  public:
   // GeolocationProvider implementation:
   std::unique_ptr<GeolocationProvider::Subscription> AddLocationUpdateCallback(
       const LocationUpdateCallback& callback,
       bool enable_high_accuracy) override;
   void UserDidOptIntoLocationServices() override;
+  bool HighAccuracyLocationInUse() override;
   void OverrideLocationForTesting(const Geoposition& position) override;
 
   // Callback from the LocationArbitrator. Public for testing.
   void OnLocationUpdate(const LocationProvider* provider,
                         const Geoposition& position);
 
   // Gets a pointer to the singleton instance of the location relayer, which
   // is in turn bound to the browser's global context objects. This must only be
   // called on the UI thread so that the GeolocationProviderImpl is always
   // instantiated on the same thread. Ownership is NOT returned.
@@ skipping 50 matching lines @@
 
   // Only to be used on the geolocation thread.
   std::unique_ptr<LocationProvider> arbitrator_;
 
   DISALLOW_COPY_AND_ASSIGN(GeolocationProviderImpl);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_GEOLOCATION_GEOLOCATION_PROVIDER_IMPL_H_