Revert 76228 - Move core pieces of geolocation from chrome to content.This is...

content/browser/geolocation/win7_location_api_win.h

-// Copyright (c) 2010 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_WIN7_LOCATION_API_WIN_H_
-#define CONTENT_BROWSER_GEOLOCATION_WIN7_LOCATION_API_WIN_H_
-
-#include <atlbase.h>
-#include <atlcom.h>
-#include <locationapi.h>
-#include <sensors.h>
-#include <Windows.h>
-
-#include "app/win/scoped_com_initializer.h"
-#include "base/time.h"
-
-struct Geoposition;
-
-// PropVariantToDouble
-typedef HRESULT (WINAPI* PropVariantToDoubleFunction)
-    (REFPROPVARIANT propvarIn, DOUBLE *pdblRet);
-
-class Win7LocationApi {
- public:
-  virtual ~Win7LocationApi();
-  // Attempts to load propsys.dll, initialise |location_| and requests the user
-  // for access to location information. Creates and returns ownership of an
-  // instance of Win7LocationApi if all succeed.
-  static Win7LocationApi* Create();
-  static Win7LocationApi* CreateForTesting(
-            PropVariantToDoubleFunction PropVariantToDouble_function,
-            ILocation* locator);
-  // Gives the best available position.
-  // Returns false if no valid position is available.
-  virtual void GetPosition(Geoposition* position);
-  // Changes the "accuracy" needed. Affects power levels of devices.
-  virtual bool SetHighAccuracy(bool acc);
-
- protected:
-  Win7LocationApi();
-
- private:
-  void Init(HINSTANCE prop_library,
-            PropVariantToDoubleFunction PropVariantToDouble_function,
-            ILocation* locator);
-
-  // Provides the best position fix if one is available.
-  // Does this by requesting a location report and querying it to obtain
-  // location information.
-  virtual bool GetPositionIfFixed(Geoposition* position);
-
-  // Ensure that COM has been initialized for this thread.
-  app::win::ScopedCOMInitializer com_initializer_;
-  // ILocation object that lets us communicate with the Location and
-  // Sensors platform.
-  CComPtr<ILocation> locator_;
-  // Holds the opened propsys.dll library that is passed on construction.
-  // This class is responsible for closing it.
-  HINSTANCE prop_lib_;
-  PropVariantToDoubleFunction PropVariantToDouble_function_;
-
-  DISALLOW_COPY_AND_ASSIGN(Win7LocationApi);
-};
-
-#endif  // CONTENT_BROWSER_GEOLOCATION_WIN7_LOCATION_API_WIN_H_