[PATCH 2/2] dwrite: Fix splitted range length, initial test for GetMetrics()

[Marvin]

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=14198

Your paranoid android.


=== wvistau64 (32 bit layout) ===
layout.c:2355: Test failed: got 4

=== w2008s64 (32 bit layout) ===
layout.c:2355: Test failed: got 4

=== w7u (32 bit layout) ===
layout.c:2355: Test failed: got 4

=== wvistau64 (64 bit layout) ===
layout.c:2355: Test failed: got 4

=== w2008s64 (64 bit layout) ===
layout.c:2355: Test failed: got 4