[4/8] gdiplus: Fix empty glyph handling. (try 2)

[Akihiro Sagawa]

- Remove special handling for empty glyph in updating mask bitmap size.
- Add a comment for ret == GDI_ERROR or zero case.

---
 dlls/gdiplus/graphics.c |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

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