Queries for the FBO attachment Textures and Renderbuffers allow us
more options than specific methods for querying the texture
storage or texture serial.

BUG=angle:732

Change-Id: Ieb4ddca3955fcf716dbf54331524d0c1e25fe946
Reviewed-on: https://chromium-review.googlesource.com/217028Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Brandon Jones <bajones@chromium.org>