adapt SocketModuleBuiltins to the new builtin LazyPythonClass mechanism

Author: cosminbasca

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/socket/PSocket.java

@@ -44,7 +44,7 @@
 import java.nio.channels.SelectableChannel;
 
 import com.oracle.graal.python.builtins.objects.object.PythonBuiltinObject;
-import com.oracle.graal.python.builtins.objects.type.PythonClass;
+import com.oracle.graal.python.builtins.objects.type.LazyPythonClass;
 
 public class PSocket extends PythonBuiltinObject {
     public final static int AF_UNSPEC = 0;
@@ -75,7 +75,7 @@ private enum SocketType {
 
     private SocketType socketType;
 
-    public PSocket(PythonClass cls, int family, int type, int proto) {
+    public PSocket(LazyPythonClass cls, int family, int type, int proto) {
         super(cls);
         this.family = family;
         this.type = type;

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/runtime/object/PythonObjectFactory.java

@@ -738,7 +738,7 @@ public PCode createCode(PythonClass cls, int argcount, int kwonlyargcount,
      */
 
     public PSocket createSocket(int family, int type, int proto) {
-        return trace(new PSocket(lookupClass(PythonBuiltinClassType.PSocket), family, type, proto));
+        return trace(new PSocket(PythonBuiltinClassType.PSocket, family, type, proto));
     }
 
     public PSocket createSocket(PythonClass cls, int family, int type, int proto) {