Make sure DOM attributes handle different types of |this| properly

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


PASS objectWithDocumentAsPrototype.all threw exception TypeError: The Document.all getter can only be used on instances of Document.
See what happens if we put the anchor prototype on a div
PASS testDiv instanceof HTMLAnchorElement is true
PASS testDiv.href threw exception TypeError: The HTMLAnchorElement.href getter can only be used on instances of HTMLAnchorElement.
PASS testDiv.href='error' threw exception TypeError: The HTMLAnchorElement.href setter can only be used on instances of HTMLAnchorElement.
PASS testDiv instanceof HTMLAnchorElement is true
PASS testDiv.href threw exception TypeError: The HTMLAnchorElement.href getter can only be used on instances of HTMLAnchorElement.
PASS testDiv.href='error' threw exception TypeError: The HTMLAnchorElement.href setter can only be used on instances of HTMLAnchorElement.
PASS successfullyParsed is true

TEST COMPLETE