8034812: remove IDX_INIT macro hack in Node class Summary: The IDX_INIT macro used by Node::Node(...) to retrieve the Compile object is removed and replaced by a call to Compile::current(). The Node constructor, new operator and all calls to it are adapted accordingly. Reviewed-by: kvn, jrose, iveresov, goetz

test/script/error/JDK-8008814-1.js:32:2 Function declarations can only occur at program or function body level. You should use a function expression here instead.
  function g() {
  ^