Removing unused import.

Author: ppisl

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/MathModuleBuiltins.java

@@ -43,7 +43,6 @@
 import com.oracle.graal.python.builtins.objects.ints.PInt;
 import com.oracle.graal.python.builtins.objects.tuple.PTuple;
 import com.oracle.graal.python.nodes.PBaseNode;
-import com.oracle.graal.python.nodes.PNode;
 import com.oracle.graal.python.nodes.SpecialMethodNames;
 import com.oracle.graal.python.nodes.call.special.LookupAndCallUnaryNode;
 import com.oracle.graal.python.nodes.function.PythonBuiltinBaseNode;
@@ -1378,7 +1377,7 @@ private void raiseMathError(ConditionProfile doNotFit, boolean con) {
         }
 
         public static LogNode create() {
-            return MathModuleBuiltinsFactory.LogNodeFactory.create(new PNode[0]);
+            return MathModuleBuiltinsFactory.LogNodeFactory.create();
         }
     }