[3/3] user32: Send WM_CTLCOLOR* message only for visible buttons.

[Sebastian Lackner]

On 19.04.2016 22:37, Marvin wrote:
> Hi,
> 
> While running your changed tests on Windows, I think I found new failures.
> Being a bot and all I'm not very good at pattern recognition, so I might be
> wrong, but could you please double-check?
> Full results can be found at
> https://testbot.winehq.org/JobDetails.pl?Key=22346
> 
> Your paranoid android.
> 
> 
> === w864 (32 bit msg) ===
> msg.c:6482: Test failed: Update region shouldn't be empty
> msg.c:6716: Test failed: InvalidateErase: 0: the msg sequence is not complete: expected 0085 - actual 0000
> msg.c:6718: Test failed: Paint: 0: the msg sequence is not complete: expected 000f - actual 0000
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> 
> === w1064 (32 bit msg) ===
> msg.c:6482: Test failed: Update region shouldn't be empty
> msg.c:6716: Test failed: InvalidateErase: 0: the msg sequence is not complete: expected 0085 - actual 0000
> msg.c:6718: Test failed: Paint: 0: the msg sequence is not complete: expected 000f - actual 0000
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> 
> === w1064 (64 bit msg) ===
> msg.c:6482: Test failed: Update region shouldn't be empty
> msg.c:6716: Test failed: InvalidateErase: 0: the msg sequence is not complete: expected 0085 - actual 0000
> msg.c:6718: Test failed: Paint: 0: the msg sequence is not complete: expected 000f - actual 0000
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> msg.c:6488: Test failed: Regions are different
> 

Those are all existing test failures. In [2/3] the testbot also triggered some unrelated random failure.