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

x === 0
x === 1
default case x 2
default case x hello
x === null
x === undefined
x === true
x === false
default case x [object Object]