SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
R=mtklein@google.com,reed@google.com
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1576183002

Committed: https://skia.googlesource.com/skia/+/32cdc32522bf39a8236880f57ff4ee5b26bdd363

[f(malita), 2016-01-11 22:34:01]

Description was changed from

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
==========

to

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[f(malita), 2016-01-11 22:42:44]

Description was changed from

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
R=mtklein@google.com,reed@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[f(malita), 2016-01-11 22:42:44]

fmalita@chromium.org changed reviewers:
+ mtklein@google.com, reed@google.com

[f(malita), 2016-01-11 22:44:48]

This is me discovering SkTCopyOnFirstWrite 1hr after landing the SkTLazy
refactor.

[f(malita), 2016-01-11 22:46:00]

The CQ bit was checked by fmalita@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-01-11 22:46:06]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1576183002/10007
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1576183002/10007

[commit-bot: I haz the power, 2016-01-11 23:04:16]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-01-11 23:04:17]

Dry run: This issue passed the CQ dry run.

[reed1, 2016-01-12 15:04:48]

lgtm

[f(malita), 2016-01-12 15:20:22]

The CQ bit was checked by fmalita@chromium.org

[commit-bot: I haz the power, 2016-01-12 15:20:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1576183002/10007
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1576183002/10007

[commit-bot: I haz the power, 2016-01-12 15:21:16]

Description was changed from

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
R=mtklein@google.com,reed@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
SkTCopyOnFirstWrite-based SkPaintFilterCanvas API

I find this version preferable because

1) it consolidates the in/out paint args without compromising
efficiency or flexibility

2) relieves overriders from having to set the SkTLazy explicitly

BUG=skia:4782
R=mtklein@google.com,reed@google.com
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/32cdc32522bf39a8236880f57ff4ee5b26bdd363
==========

[commit-bot: I haz the power, 2016-01-12 15:21:17]

Committed patchset #3 (id:10007) as
https://skia.googlesource.com/skia/+/32cdc32522bf39a8236880f57ff4ee5b26bdd363