GitLab

(BUILD_WCHAR_T, BYTE1, BYTE2): Macros removed; callers changed
to use STORE_XCHAR2B, XCHAR2B_BYTE1, XCHAR2B_BYTE2 instead.
(w32_per_char_metric): Change font_type arg to int for RIF.
(w32_encode_char): Return int according to RIF requirements.
(w32_compute_glyph_string_overhangs): Adapt to RIF.
(w32_get_glyph_overhangs): New function for RIF.  Uses generic
x_get_glyph_overhangs.
(w32_redisplay_interface): Add new members.