Merge pull request #528 from Accontech/third_call_crash_fix

VATRP-3844: third call accept crash fix

Author: kennethdick

src/org/linphone/InCallActivity.java

@@ -1526,9 +1526,7 @@ private void refreshInCallActions() {
 			Log.e("Bluetooth: Audio routes menu disabled on tablets for now (4)");
 		}
 
-		if(isEmergencyCall)
-			isMicMuted = false;
-		LinphoneManager.getLcIfManagerNotDestroyedOrNull().muteMic(isMicMuted);
+
 		if (isMicMuted) {
 			micro.setSelected(true);
 		} else {