Set default values for timeout and maximumAge of PositionOptions

Source/modules/geolocation/Geolocation.h

Index: Source/modules/geolocation/Geolocation.h
diff --git a/Source/modules/geolocation/Geolocation.h b/Source/modules/geolocation/Geolocation.h
index 30db160a45367d50f8bca1c1d5f5384a100aab0f..aac764f9d66cc1d2f269ef4e8969ebf2b939a811 100644
--- a/Source/modules/geolocation/Geolocation.h
+++ b/Source/modules/geolocation/Geolocation.h
@@ -117,9 +117,7 @@ private:
         void runSuccessCallback(Geoposition*);
         void runErrorCallback(PositionError*);
 
-        // Starts the timer if a timeout was specified on the options.
-        void startTimerIfNeeded();
-
+        void startTimer();
         void stopTimer();
 
         // Runs the error callback if there is a fatal error. Otherwise, if a
@@ -127,8 +125,6 @@ private:
         // Otherwise, the notifier has expired, and its error callback is run.
         void timerFired(Timer<GeoNotifier>*);
 
-        bool hasZeroTimeout() const;
-
     private:
         GeoNotifier(Geolocation*, PassOwnPtr<PositionCallback>, PassOwnPtr<PositionErrorCallback>, PassRefPtrWillBeRawPtr<PositionOptions>);