check for null before calling native webkit from java webview

    }

    /* package */ synchronized boolean pictureReady() {

        return nativePictureReady();

        return 0 != mNativeClass ? nativePictureReady() : false;

    }

    /*package*/ synchronized Picture copyContentPicture() {

        Picture result = new Picture();

        if (0 != mNativeClass) {

            nativeCopyContentToPicture(result);

        }

        return result;

    }