Make some getters in ClientConnection const

src/server/clientconnection.cpp

@@ -114,7 +114,7 @@ wl_resource *ClientConnection::getResource(quint32 id)
     return wl_client_get_object(d->client, id);
 }
 
-wl_client *ClientConnection::client()
+wl_client *ClientConnection::client() const
 {
     return d->client;
 }
@@ -129,7 +129,7 @@ ClientConnection::operator wl_client*() const
     return d->client;
 }
 
-Display *ClientConnection::display()
+Display *ClientConnection::display() const
 {
     return d->display;
 }

src/server/clientconnection.h

@@ -60,11 +60,11 @@ public:
     /**
      * @returns the native wl_client this ClientConnection represents.
      **/
-    wl_client *client();
+    wl_client *client() const;
     /**
      * @returns The Display this ClientConnection is connected to
      **/
-    Display *display();
+    Display *display() const;
 
     /**
      * The pid of the ClientConnection endpoint.