Blacklist glyph_pos_h_b on gltestpersistentcache config

Change-Id: I88ee8200b82d12ba8cee637e01b360ce2d2bb2b3
Reviewed-on: https://skia-review.googlesource.com/145360
Auto-Submit: Brian Salomon <bsalomon@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
5 files changed