Reland of SkTArray to move when moving.

Reland of SkTArray to move when moving. (patchset #1 id:1 of https://codereview.chromium.org/1677103002/ )

Reason for revert:
This was not the problem.

Original issue's description:
> Revert of SkTArray to move when moving. (patchset #3 id:40001 of https://codereview.chromium.org/1672063002/ )
> 
> Reason for revert:
> This appears to have broken several things.
> 
> Original issue's description:
> > SkTArray to move when moving.
> > 
> > This updates SkTArray to move elements when possible, instead of always
> > copying them.
> > 
> > TBR=reed
> > Agreed moving is good. This should also become private.
> > 
> > Committed: https://skia.googlesource.com/skia/+/3c69348e725131150e4ab962dec1b3ff1148a6bd
> 
> TBR=reed@google.com,mtklein@google.com,bungeman@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> 
> Committed: https://skia.googlesource.com/skia/+/2f8c9bf96ceea9d13fb0fc29285ecaf1673f2e8b

TBR=reed@google.com,mtklein@google.com,bungeman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed: https://skia.googlesource.com/skia/+/f5b8b6dd54623be3938d6497ff46d3fd10a4089a

[kjlubick, 2016-02-08 18:19:58]

Created Reland of SkTArray to move when moving.

[commit-bot: I haz the power, 2016-02-08 18:20:09]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1678923002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1678923002/1

[commit-bot: I haz the power, 2016-02-08 18:20:14]

Description was changed from

==========
Reland of SkTArray to move when moving. (patchset #1 id:1 of
https://codereview.chromium.org/1677103002/ )

Reason for revert:
This was not the problem.

Original issue's description:
> Revert of SkTArray to move when moving. (patchset #3 id:40001 of
https://codereview.chromium.org/1672063002/ )
> 
> Reason for revert:
> This appears to have broken several things.
> 
> Original issue's description:
> > SkTArray to move when moving.
> > 
> > This updates SkTArray to move elements when possible, instead of always
> > copying them.
> > 
> > TBR=reed
> > Agreed moving is good. This should also become private.
> > 
> > Committed:
https://skia.googlesource.com/skia/+/3c69348e725131150e4ab962dec1b3ff1148a6bd
> 
> TBR=reed@google.com,mtklein@google.com,bungeman@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> 
> Committed:
https://skia.googlesource.com/skia/+/2f8c9bf96ceea9d13fb0fc29285ecaf1673f2e8b

TBR=reed@google.com,mtklein@google.com,bungeman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
==========

to

==========
Reland of SkTArray to move when moving. (patchset #1 id:1 of
https://codereview.chromium.org/1677103002/ )

Reason for revert:
This was not the problem.

Original issue's description:
> Revert of SkTArray to move when moving. (patchset #3 id:40001 of
https://codereview.chromium.org/1672063002/ )
> 
> Reason for revert:
> This appears to have broken several things.
> 
> Original issue's description:
> > SkTArray to move when moving.
> > 
> > This updates SkTArray to move elements when possible, instead of always
> > copying them.
> > 
> > TBR=reed
> > Agreed moving is good. This should also become private.
> > 
> > Committed:
https://skia.googlesource.com/skia/+/3c69348e725131150e4ab962dec1b3ff1148a6bd
> 
> TBR=reed@google.com,mtklein@google.com,bungeman@google.com
> # Skipping CQ checks because original CL landed less than 1 days ago.
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> 
> Committed:
https://skia.googlesource.com/skia/+/2f8c9bf96ceea9d13fb0fc29285ecaf1673f2e8b

TBR=reed@google.com,mtklein@google.com,bungeman@google.com
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Committed:
https://skia.googlesource.com/skia/+/f5b8b6dd54623be3938d6497ff46d3fd10a4089a
==========

[commit-bot: I haz the power, 2016-02-08 18:20:15]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/f5b8b6dd54623be3938d6497ff46d3fd10a4089a