public CstMethodRef toMethodRef() {
    if (methodRef == null) {
      methodRef = new CstMethodRef(getDefiningClass(), getNat());
    }

    return methodRef;
  }
Gets a normal (non-interface) {@link CstMethodRef} that corresponds to this instance.

@return {@code non-null;} an appropriate instance
android/android_framework/dex-maker/src/main/java/com/android/dx/rop/cst/CstInterfaceMethodRef.java