Tests for insertionParent with a shadow element.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".


PASS getNodeInShadowTreeStack('host/older-shadow-root-child').webkitInsertionParent.id is "shadow"
PASS getNodeInShadowTreeStack('host//shadow').webkitInsertionParent is null
PASS successfullyParsed is true

TEST COMPLETE