Work on low task EXT-3682 (Dedicated icon is required for AvaLine callers in the VCP)

-- updated processing of "Loading" state while switching between voice sessions. ("Loading..." is shown until channel is in CONNECTED state)

--HG--
branch : product-engine

indra/newview/llcallfloater.cpp

@@ -755,6 +755,11 @@ void LLCallFloater::reset()
 	mParticipants = NULL;
 	mAvatarList->clear();
 
+	// update floater to show Loading while waiting for data.
+	mAvatarList->setNoItemsCommentText(LLTrans::getString("LoadingData"));
+	mAvatarList->setVisible(TRUE);
+	mNonAvatarCaller->setVisible(FALSE);
+
 	mSpeakerManager = NULL;
 }