function registerThrowStatement( node ) {
		var callee;
		var obj;

		callee = node.argument.callee;
		if ( callee && callee.name ) {
			obj = {
				'start': node.start,
				'end': node.end,
				'type': callee.name
			};
			throwStatements.push( obj );
		}
	}
Registers throw statements encountered in the program.

@private
@param {ASTNode} node - ThrowStatement node