Created attachment 267530 [details] [diff] [review]
Textrun users can store their on flags in gfxTextRuns and it's helpful (i.e. for new textframe) for them to be able to modify those flags.
Created attachment 267531 [details] [diff] [review]
The previous patch had extra goop in it.
This was more or less added in http://hg.mozilla.org/mozilla-central/rev/3ab5e1ea160a as part of bug 384100.