one more small step of CallableMethod refactoring

idea/src/org/jetbrains/jet/codegen/CallableMethod.java

@@ -1,5 +1,6 @@
 package org.jetbrains.jet.codegen;
 
+import org.objectweb.asm.commons.InstructionAdapter;
 import org.objectweb.asm.commons.Method;
 
 /**
@@ -27,4 +28,8 @@ public class CallableMethod {
     public int getInvokeOpcode() {
         return invokeOpcode;
     }
+
+    void invoke(InstructionAdapter v) {
+        v.visitMethodInsn(getInvokeOpcode(), getOwner(), getDescriptor().getName(), getDescriptor().getDescriptor());
+    }
 }

idea/src/org/jetbrains/jet/codegen/ExpressionCodegen.java

@@ -797,7 +797,7 @@ public class ExpressionCodegen extends JetVisitor {
 
                     pushMethodArguments(expression, callableMethod.getDescriptor());
                     pushTypeArguments(expression);
-                    invokeCallableMethod(callableMethod);
+                    callableMethod.invoke(v);
                     methodDescriptor = callableMethod.getDescriptor();
                 }
                 else {
@@ -830,11 +830,6 @@ public class ExpressionCodegen extends JetVisitor {
         }
     }
 
-    private void invokeCallableMethod(CallableMethod callableMethod) {
-        v.visitMethodInsn(callableMethod.getInvokeOpcode(), callableMethod.getOwner(),
-                callableMethod.getDescriptor().getName(), callableMethod.getDescriptor().getDescriptor());
-    }
-
     private Method generateJavaMethodCall(JetCallExpression expression, PsiMethod psiMethod) {
         final PsiClass containingClass = psiMethod.getContainingClass();
         String owner = JetTypeMapper.jvmName(containingClass);