build fix for

partial fix for major sub-task (EXT-2211) Add textual indication (IM messages) about incoming voice calls and reactions on them (All types of IMs)

--HG--
branch : product-engine

indra/newview/llvoicechannel.h

@@ -176,6 +176,9 @@ class LLVoiceChannelP2P : public LLVoiceChannelGroup
 
 	void setSessionHandle(const std::string& handle, const std::string &inURI);
 
+	// returns TRUE if call is incoming and FALSE otherwise
+	BOOL isIncomingCall() { return mReceivedCall; }
+
 protected:
 	virtual void setState(EState state);