dm: simplify parallel/serial decisions

dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial

ALSO,
  - simpler file extension parsing

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1675423002

Committed: https://skia.googlesource.com/skia/+/21eaf3b00aa23ec352b595d5c54dd2c0faa0b0c6

[mtklein_C, 2016-02-08 20:13:14]

Description was changed from

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial
  - simpler file extension parsing

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

to

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial
  - simpler file extension parsing

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

[mtklein, 2016-02-08 20:13:39]

Description was changed from

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial
  - simpler file extension parsing

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

to

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial

ALSO,
  - simpler file extension parsing

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

[mtklein_C, 2016-02-08 20:16:38]

mtklein@chromium.org changed reviewers:
+ scroggo@google.com

[mtklein_C, 2016-02-08 20:16:38]

Some warmup ideas I had while reading your CL.

[mtklein_C, 2016-02-08 20:16:42]

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

[commit-bot: I haz the power, 2016-02-08 20:16:47]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1675423002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1675423002/1

[scroggo, 2016-02-08 20:33:51]

On 2016/02/08 20:16:38, mtklein_C wrote:
> Some warmup ideas I had while reading your CL.

I like this approach. Much more straightforward. Did you want to land this and
then have me override serial? lgtm

[mtklein, 2016-02-08 20:35:44]

mtklein@google.com changed reviewers:
+ mtklein@google.com

[mtklein, 2016-02-08 20:35:45]

yup

[mtklein, 2016-02-08 20:35:49]

The CQ bit was unchecked by mtklein@google.com

[mtklein, 2016-02-08 20:35:52]

The CQ bit was checked by mtklein@google.com

[commit-bot: I haz the power, 2016-02-08 20:36:04]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1675423002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1675423002/1

[commit-bot: I haz the power, 2016-02-08 20:40:03]

Description was changed from

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial

ALSO,
  - simpler file extension parsing

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

to

==========
dm: simplify parallel/serial decisions

  - instead of complicated enclaves, just allow parallel or main thread serial
  - either the Src or the Sink can force the task to go serial

ALSO,
  - simpler file extension parsing

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/+/21eaf3b00aa23ec352b595d5c54dd2c0faa0b0c6
==========

[commit-bot: I haz the power, 2016-02-08 20:40:03]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/21eaf3b00aa23ec352b595d5c54dd2c0faa0b0c6