/src/main/java/org/htmlunit/html/xpath/XPathAdapter.java
state = STATE.DOUBLE_QUOTED;state = STATE.DEFAULT;
state = STATE.DEFAULT;
} insideBrackets++; break; case ']': case ')': if (state == STATE.ATTRIB) { <extra_id_0> } insideBrackets--; break; default: if (insideBrackets == 0 && state != STATE.SINGLE_QUOTED