Roll src/third_party/dav1d/libdav1d/ 556890be4..a91a03b0e (9 commits)

https://chromium.googlesource.com/external/github.com/videolan/dav1d.git/+log/556890be42d8..a91a03b0e143

$ git log 556890be4..a91a03b0e --date=short --no-merges --format='%ad %ae %s'
2019-09-18 victorien x86: add warp_affine SSE4 and SSSE3 asm
2019-09-28 martin arm64: itx: Fix overflows in idct
2019-09-29 martin arm64: itx: Consistently use the factor 2896 in adst
2019-09-29 martin arm64: itx: Use smull+smlal instead of addl+mul
2019-09-15 git dav1dplay: initial support for --zerocopy
2019-09-15 git dav1dplay: add --untimed for benchmarking purposes
2019-09-15 git dav1dplay: add --highquality to toggle render quality
2019-07-19 victorien x86: add 32-bit support to SSSE3 deblock lpf
2019-04-17 rsbultje x86: add deblocking loopfilters SSSE3 asm (64-bit)

Created with:
  roll-dep src/third_party/dav1d/libdav1d

TBR=tguilbert

Change-Id: I8f2787e5d25a7cf7dd64b58fc19ed271427feac1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1832626
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Reviewed-by: Thomas Guilbert <tguilbert@chromium.org>
Commit-Queue: Dale Curtis <dalecurtis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#701352}

DEPS

@@ -753,7 +753,7 @@ deps = {
     Var('chromium_git') + '/angle/angle.git' + '@' +  Var('angle_revision'),
 
   'src/third_party/dav1d/libdav1d':
-    Var('chromium_git') + '/external/github.com/videolan/dav1d.git' + '@' + '556890be42d8affef280188c1a5d22cf299b2197',
+    Var('chromium_git') + '/external/github.com/videolan/dav1d.git' + '@' + 'a91a03b0e143f77bd647b481aff034eb3315ee7b',
 
   'src/third_party/dawn':
     Var('dawn_git') + '/dawn.git' + '@' +  Var('dawn_revision'),

third_party/dav1d/README.chromium

@@ -1,7 +1,7 @@
 Name: dav1d is an AV1 decoder :)
 Short Name: dav1d
 URL: https://code.videolan.org/videolan/dav1d
-Version: 556890be42d8affef280188c1a5d22cf299b2197
+Version: a91a03b0e143f77bd647b481aff034eb3315ee7b
 License: 2-Clause BSD
 License File: LICENSE
 Security Critical: yes

third_party/dav1d/dav1d_generated.gni

@@ -14,6 +14,7 @@ x86_asm_sources = [
   "libdav1d/src/x86/itx.asm",
   "libdav1d/src/x86/itx_ssse3.asm",
   "libdav1d/src/x86/loopfilter.asm",
+  "libdav1d/src/x86/loopfilter_ssse3.asm",
   "libdav1d/src/x86/looprestoration.asm",
   "libdav1d/src/x86/looprestoration_ssse3.asm",
   "libdav1d/src/x86/mc.asm",