(FontLayoutContext): New member encoded_offset. (run_rule): Use ctx->encoded_offset. (run_command): Likewise. (run_stages): Set ctx->encoded_offset.
(FontLayoutContext): New member encoded_offset.
(run_rule): Use ctx->encoded_offset.
(run_command): Likewise.
(run_stages): Set ctx->encoded_offset.

xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib