The test was adopted from the ddraw test, where GetPrivateData does not
addref. The test code was adjusted, the comment apparently not.

We only need to handle the case where "value" is TRUE, since the stateblock
data will be filled with zeroes by default.

This is redundant because we call stateblock_savedstates_set() further down.

comctl32/datetime: Always store a recalculated day of week instead of a value passed in (DTM_SETSYSTEMTIME).

mshtml: Return HTMLDocumentNode object in ScriptHost::QueryService for SID_SInternetHostSecurityManager.

This way they also apply to the non-stretching StretchBlt case.

Change the name to reflect that it's a purely internal function.

The parent window for the richedit control on creation is the one that
receives notify messages, even after the parent has been changed using
SetParent.