public CstCallSite getCallSite() {
    return invokeDynamic.getCallSite();
  }
Gets the {@code CstCallSite} that this instance refers to.

@return {@code null-ok;} the call site associated with this instance
android/android_framework/dex-maker/src/main/java/com/android/dx/rop/cst/CstCallSiteRef.java