Add support for top level geolocation arbitrator, and access token persistenc...

chrome/browser/geolocation/geoposition.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.
 
 // This file declares the Position structure, which is used to represent a
 // position fix. Originally derived from
 // http://gears.googlecode.com/svn/trunk/gears/geolocation/geolocation.h
 
 #ifndef CHROME_BROWSER_GEOLOCATION_GEOPOSITION_H_
 #define CHROME_BROWSER_GEOLOCATION_GEOPOSITION_H_
 
 #include "base/string16.h"
 
 // The internal representation of a position. Some properties use different
 // types when passed to JavaScript.
 struct Position {
  public:
   // Error codes for returning to JavaScript. These values are defined by the
   // W3C spec. Note that Gears does not use all of these codes, but we need
   // values for all of them to allow us to provide the constants on the error
   // object.
   enum ErrorCode {
-    ERROR_CODE_NONE = -1,              // Gears addition
-    ERROR_CODE_UNKNOWN_ERROR = 0,      // Not used by Gears
-    ERROR_CODE_PERMISSION_DENIED = 1,  // Not used by Gears - Geolocation
-                                       // methods throw an exception if
-                                       // permission has not been granted.
+    ERROR_CODE_NONE = 0,               // Chrome addition
+    ERROR_CODE_PERMISSION_DENIED = 1,
     ERROR_CODE_POSITION_UNAVAILABLE = 2,
     ERROR_CODE_TIMEOUT = 3,
   };
 
   Position();
 
   bool is_valid_latlong() const;
   bool is_valid_altitude() const;
   bool is_valid_accuracy() const;
   bool is_valid_altitude_accuracy() const;
@@ skipping 13 matching lines @@
   double accuracy;           // In metres
   double altitude_accuracy;  // In metres
   int64 timestamp;           // Milliseconds since 1st Jan 1970
 
   // These properties are returned to JavaScript as a PositionError object.
   ErrorCode error_code;
   std::wstring error_message;  // Human-readable error message
 };
 
 #endif  // CHROME_BROWSER_GEOLOCATION_GEOPOSITION_H_