Update libpng to 1.6.22beta

Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

BUG=skia:4573
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1710083007

Committed: https://skia.googlesource.com/skia/+/740668d9071b8b767ec4ca344cb31fc0773ac2d5

[msarett, 2016-02-19 16:55:24]

Description was changed from

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

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

to

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

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

[msarett, 2016-02-19 17:02:52]

Patchset #1 (id:1) has been deleted

[msarett, 2016-02-19 17:03:43]

msarett@google.com changed reviewers:
+ mtklein@google.com, scroggo@google.com

[msarett, 2016-02-19 17:04:13]

Description was changed from

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

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

to

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

BUG=skia:4573
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

[scroggo, 2016-02-19 17:21:23]

https://codereview.chromium.org/1710083007/diff/20001/DEPS
File DEPS (right):

https://codereview.chromium.org/1710083007/diff/20001/DEPS#newcode21
DEPS:21: # FIXME: Once the 1.6.22 release is available, we should return to
mirroring the libpng at skia.googlesource.com
The mirror actually has this commit, so no need to switch to github. (Yay for a
working mirror!)

[mtklein, 2016-02-19 17:28:30]

https://codereview.chromium.org/1710083007/diff/20001/gyp/libpng.gyp
File gyp/libpng.gyp (right):

https://codereview.chromium.org/1710083007/diff/20001/gyp/libpng.gyp#newcode89
gyp/libpng.gyp:89: [ '"arm" == skia_arch_type and arm_neon_optional == 1', {
Let's take the opportunity to drop this.  We're pretty hardcore
NEON-at-compile-time or bust now.

[msarett, 2016-02-19 18:36:18]

https://codereview.chromium.org/1710083007/diff/20001/DEPS
File DEPS (right):

https://codereview.chromium.org/1710083007/diff/20001/DEPS#newcode21
DEPS:21: # FIXME: Once the 1.6.22 release is available, we should return to
mirroring the libpng at skia.googlesource.com
On 2016/02/19 17:21:23, scroggo wrote:
> The mirror actually has this commit, so no need to switch to github. (Yay for
a
> working mirror!)

Wow you're right!  Woohoo!

https://codereview.chromium.org/1710083007/diff/20001/gyp/libpng.gyp
File gyp/libpng.gyp (right):

https://codereview.chromium.org/1710083007/diff/20001/gyp/libpng.gyp#newcode89
gyp/libpng.gyp:89: [ '"arm" == skia_arch_type and arm_neon_optional == 1', {
On 2016/02/19 17:28:30, mtklein wrote:
> Let's take the opportunity to drop this.  We're pretty hardcore
> NEON-at-compile-time or bust now.

Done.

[mtklein, 2016-02-19 18:37:35]

lgtm!

[scroggo, 2016-02-19 18:39:32]

lgtm

[msarett, 2016-02-19 18:50:04]

The CQ bit was checked by msarett@google.com

[commit-bot: I haz the power, 2016-02-19 18:50:07]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1710083007/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1710083007/40001

[commit-bot: I haz the power, 2016-02-19 19:14:45]

Description was changed from

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

BUG=skia:4573
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...
==========

to

==========
Update libpng to 1.6.22beta

Intel SSE filter optimizations have been upstreamed.  Let's test on
the upstream version (which we can use in Android).

BUG=skia:4573
GOLD_TRYBOT_URL=
https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&is...

Committed:
https://skia.googlesource.com/skia/+/740668d9071b8b767ec4ca344cb31fc0773ac2d5
==========

[commit-bot: I haz the power, 2016-02-19 19:14:46]

Committed patchset #2 (id:40001) as
https://skia.googlesource.com/skia/+/740668d9071b8b767ec4ca344cb31fc0773ac2d5