beginnings of a voice position lock

indra/newview/llvoiceclient.h

@@ -192,6 +192,8 @@ static	void updatePosition(void);
 		void setUserVolume(const LLUUID& id, F32 volume); // set's volume for specified agent, from 0-1 (where .5 is nominal)
 		void setLipSyncEnabled(BOOL enabled);
 		BOOL lipSyncEnabled();
+		void setPosLocked(bool locked);
+		BOOL getPosLocked(); //whether our position is locked to keep us nearby
 
 		// PTT key triggering
 		void keyDown(KEY key, MASK mask);
@@ -732,6 +734,8 @@ static	std::string nameFromsipURI(const std::string &uri);
 		LLTimer		mUpdateTimer;
 		
 		BOOL		mLipSyncEnabled;
+		
+		bool		mPosLocked;
 
 		typedef std::set<LLVoiceClientParticipantObserver*> observer_set_t;
 		observer_set_t mParticipantObservers;