In order for apps that use gaia-header to follow the Text Selection Guidelines , gaia-header headings should be non-selectable.  https://bug1092972.bugzilla.mozilla.org/attachment.cgi?id=8515835
Created attachment 8532164 [details] [review] Gitbub PR: https://github.com/gaia-components/gaia-header/pull/14
Comment on attachment 8532164 [details] [review] Gitbub PR: https://github.com/gaia-components/gaia-header/pull/14 LANDED & STAMPED v0.5.2
If you want this to take affect in Gaia you'll need to run `bower update gaia-header` inside the `shared/` directory. Or if not urgent, wait for your patch to land next time someone else updates gaia-header.
Landed in Gaia master: 2cb461dde5b9430ed87919e768de8c1cea503db6 (as part of bug 1094320)