Remove obsolete 'PArguments.setCallerFrame'.

Author: fangerer

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/objects/function/PArguments.java

@@ -309,10 +309,6 @@ public static void setGeneratorFrame(Object[] arguments, MaterializedFrame gener
         arguments[INDEX_GENERATOR_FRAME] = generatorFrame;
     }
 
-    public static void setCallerFrame(Object[] arguments, Frame callerFrame) {
-        arguments[INDEX_CALLER_FRAME_INFO] = callerFrame;
-    }
-
     public static void setControlData(Object[] arguments, GeneratorControlData generatorArguments) {
         MaterializedFrame generatorFrame = (MaterializedFrame) arguments[INDEX_GENERATOR_FRAME];
         generatorFrame.getArguments()[INDEX_GENERATOR_FRAME] = generatorArguments;

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/call/CallNode.java

@@ -226,9 +226,6 @@ public Object execute(VirtualFrame frame, Object callableObject, Object[] args,
                 }
                 return CallVarargsMethodNode.getUncached().execute(frame, attrCall, PositionalArgumentsNode.prependArgument(callableObject, args), keywords);
             } else {
-                if (frame != null) {
-                    PArguments.setCallerFrame(arguments, frame.materialize());
-                }
                 if (ct.getRootNode() instanceof ClassBodyRootNode) {
                     PArguments.setSpecialArgument(arguments, ct.getRootNode());
                 }