8148924: Inconsistent "this" context in JSAdapter adaptee function calls
Reviewed-by: jlaskey
getter called for 'foo'
foo
setter called for 'foo' with 33
method 'func' called with hello, world
new with hey!, it works!
__getKeys__ called
foo
bar
__getValues__ called
fooval
barval
__has__ called with 'foo'
false
__has__ called with 'js'
true
__delete__ called with 'prop'
true
getter called for 'js'
js
setter called for 'js' with javascript
getter called for 'javascript'
javascript
__isExtensible__ called
true
__isSealed__ called
false
__isFrozen__ called
false
__freeze__ called
__seal__ called
__preventExtensions__ called