[PATCH v2 0/3] MR288: comctl32/toolbar: Add support for TBCDRF_NOBACKGROUND.

[Zhiyi Zhang (＠zhiyi)]

Tested manually on XP, Win 7 and Win 10.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53049
Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com>

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  v2: comctl32/toolbar: Don't use pattern brushes to draw checked background.
      comctl32/tests: Test that themed toolbar buttons don't use pattern brushes to draw checked background.
      comctl32/toolbar: Add support for TBCDRF_NOBACKGROUND.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/288