Reland of Make a single GrSingleOwner in GrContext

Reland of Make a single GrSingleOwner in GrContext (patchset #1 id:1 of https://codereview.chromium.org/1565303003/ )

Reason for revert:
trying again

Original issue's description:
> Revert of Make a single GrSingleOwner in GrContext (patchset #3 id:40001 of https://codereview.chromium.org/1563703004/ )
> 
> Reason for revert:
> breaking asan 
> 
> Original issue's description:
> > Make a single GrSingleOwner in GrContext
> > 
> > TBR=bsalomon@google.com
> > BUG=skia:
> > GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1563703004
> > 
> > Committed: https://skia.googlesource.com/skia/+/f9bc796e0dbd31674c22b34761913ee6e8fdd66a
> 
> TBR=robertphillips@google.com,joshualitt@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
> 
> Committed: https://skia.googlesource.com/skia/+/94da292e39db0d41da08b1d6055ca5e0d6b498cc

TBR=robertphillips@google.com,joshualitt@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Committed: https://skia.googlesource.com/skia/+/de8dc7e9201a14759076ea4090bdf8a54791817b

[joshualitt, 2016-01-08 18:09:05]

Created Reland of Make a single GrSingleOwner in GrContext

[commit-bot: I haz the power, 2016-01-08 18:09:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1572653002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1572653002/1

[commit-bot: I haz the power, 2016-01-08 18:09:16]

Description was changed from

==========
Reland of Make a single GrSingleOwner in GrContext (patchset #1 id:1 of
https://codereview.chromium.org/1565303003/ )

Reason for revert:
trying again

Original issue's description:
> Revert of Make a single GrSingleOwner in GrContext (patchset #3 id:40001 of
https://codereview.chromium.org/1563703004/ )
> 
> Reason for revert:
> breaking asan 
> 
> Original issue's description:
> > Make a single GrSingleOwner in GrContext
> > 
> > TBR=bsalomon@google.com
> > BUG=skia:
> > GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> > 
> > Committed:
https://skia.googlesource.com/skia/+/f9bc796e0dbd31674c22b34761913ee6e8fdd66a
> 
> TBR=robertphillips@google.com,joshualitt@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
> 
> Committed:
https://skia.googlesource.com/skia/+/94da292e39db0d41da08b1d6055ca5e0d6b498cc

TBR=robertphillips@google.com,joshualitt@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:
==========

to

==========
Reland of Make a single GrSingleOwner in GrContext (patchset #1 id:1 of
https://codereview.chromium.org/1565303003/ )

Reason for revert:
trying again

Original issue's description:
> Revert of Make a single GrSingleOwner in GrContext (patchset #3 id:40001 of
https://codereview.chromium.org/1563703004/ )
> 
> Reason for revert:
> breaking asan 
> 
> Original issue's description:
> > Make a single GrSingleOwner in GrContext
> > 
> > TBR=bsalomon@google.com
> > BUG=skia:
> > GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
> > 
> > Committed:
https://skia.googlesource.com/skia/+/f9bc796e0dbd31674c22b34761913ee6e8fdd66a
> 
> TBR=robertphillips@google.com,joshualitt@chromium.org
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=skia:
> 
> Committed:
https://skia.googlesource.com/skia/+/94da292e39db0d41da08b1d6055ca5e0d6b498cc

TBR=robertphillips@google.com,joshualitt@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=skia:

Committed:
https://skia.googlesource.com/skia/+/de8dc7e9201a14759076ea4090bdf8a54791817b
==========

[commit-bot: I haz the power, 2016-01-08 18:09:17]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/de8dc7e9201a14759076ea4090bdf8a54791817b