Remove unused functions in PositionOptions

Source/modules/geolocation/PositionOptions.h

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 20 matching lines @@
 namespace WebCore {
 
 class Dictionary;
 
 class PositionOptions : public GarbageCollected<PositionOptions> {
 public:
     static PositionOptions* create(const Dictionary&);
     void trace(Visitor*) { }
 
     bool enableHighAccuracy() const { return m_highAccuracy; }
-    void setEnableHighAccuracy(bool enable) { m_highAccuracy = enable; }
-    unsigned timeout() const
-    {
-        return m_timeout;
-    }
-    void setTimeout(unsigned timeout)
-    {
-        m_timeout = timeout;
-    }
-    unsigned maximumAge() const
-    {
-        return m_maximumAge;
-    }
-    void setMaximumAge(unsigned age)
-    {
-        m_maximumAge = age;
-    }
+    unsigned timeout() const { return m_timeout; }
+    unsigned maximumAge() const { return m_maximumAge; }
 
 private:
     explicit PositionOptions(const Dictionary&);
 
     bool m_highAccuracy;
     unsigned m_maximumAge;
     unsigned m_timeout;
 };
 
 } // namespace WebCore
 
 #endif // PositionOptions_h