[git pull] glamor code cleanups

[Eric Anholt]

As I was getting ready to send out another cleanups series, I found this
old one laying around, reviewed by Ken back in April.  It merges cleanly
with the performance series I sent yesterday, and xtests successfully,
too.

The following changes since commit b4061cf5f76241157b2dc81dec053012075311c0:

  Fix border tile origin when background is ParentRelative (2015-06-29 21:07:58 -0700)

are available in the git repository at:

  git://people.freedesktop.org/~anholt/xserver glamor-cleanups

for you to fetch changes up to 4607fba2a6096d6190eb0794e0fafda52d3f6ff1:

  glamor: Simplify some temp pixmap extents calculations. (2015-06-30 15:32:13 -0700)

----------------------------------------------------------------
Eric Anholt (7):
      glamor: Propagate the fact that pbo_valid is never set.
      glamor: Remove dead gl_tex flag in the fbo struct.
      glamor: Drop the dead "PBO" field in an FBO cache struct.
      glamor: Move doxygen for private structs into the structs.
      glamor: Drop dead GLAMOR_FBO_DOWNLOADED flag.
      glamor: Drop a dead flag to glamor_create_fbo_array().
      glamor: Simplify some temp pixmap extents calculations.

 glamor/glamor_fbo.c         |  43 +++---------
 glamor/glamor_largepixmap.c |  16 ++---
 glamor/glamor_pixmap.c      |  18 +----
 glamor/glamor_priv.h        | 160 +++++++++++++++-----------------------------
 glamor/glamor_utils.h       |   1 -
 5 files changed, 75 insertions(+), 163 deletions(-)
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