Fixes incorrect appearing of sms icon in group chat interface.

src/net/java/sip/communicator/impl/gui/main/chat/ChatWritePanel.java

@@ -248,7 +248,9 @@ private void initSmsLabel(final JPanel centerPanel)
             .getImage("service.gui.icons.SEND_SMS_SELECTED");
 
         smsLabel = new JLabel(smsIcon);
-        smsLabel.setVisible(true);
+
+        // We hide the sms label until we know if the chat supports sms.
+        smsLabel.setVisible(false);
 
         smsMenuItem = new JCheckBoxMenuItem(GuiActivator.getResources()
             .getI18NString("service.gui.VIA_SMS"));

src/net/java/sip/communicator/impl/gui/main/chat/conference/AdHocConferenceChatTransport.java

@@ -104,13 +104,7 @@ public boolean allowsInstantMessage()
      */
     public boolean allowsSmsMessage()
     {
-        Object smsOpSet = adHocChatRoom.getParentProvider()
-            .getOperationSet(OperationSetSmsMessaging.class);
-
-        if (smsOpSet != null)
-            return true;
-        else
-            return false;
+        return false;
     }
 
     /**

src/net/java/sip/communicator/impl/gui/main/chat/conference/ConferenceChatTransport.java

@@ -103,13 +103,7 @@ public boolean allowsInstantMessage()
      */
     public boolean allowsSmsMessage()
     {
-        Object smsOpSet = chatRoom.getParentProvider()
-            .getOperationSet(OperationSetSmsMessaging.class);
-
-        if (smsOpSet != null)
-            return true;
-        else
-            return false;
+        return false;
     }
 
     /**