Roll src/third_party/dav1d/libdav1d/ 62fcd0cb1..fc54119cc (18 commits)

https://chromium.googlesource.com/external/github.com/videolan/dav1d.git/+log/62fcd0cb19d2..fc54119cc0ae

$ git log 62fcd0cb1..fc54119cc --date=short --no-merges --format='%ad %ae %s'
2019-10-25 jb Update NEWS for 0.5.1
2019-10-25 gramner x86: Fix overflows in inverse identity SSSE3 transforms
2019-10-24 gramner x86: Fix overflows in inverse identity AVX2 transforms
2019-10-22 victorien x86: adapt SSSE3 wiener filter to SSE2
2019-10-21 victorien x86: adapt SSSE3 warp_affine_8x8{,t} to SSE2
2019-10-22 martin arm: looprestoration: Fix register names in a comment
2019-10-10 martin arm64: looprestoration: Minimal scheduling improvements
2019-10-22 martin arm64: looprestoration: Fix a typo
2019-10-21 martin arm64: looprestoration: Fix register references in comments
2019-10-08 martin arm64: looprestoration: Use ld2r instead of ld1+dup+dup
2019-10-07 martin arm64: looprestoration: Pass a correct height parameter to sgr_box3_h_neon for the top slice
2019-10-07 martin arm: looprestoration: Port the ARM64 SGR NEON assembly to 32 bit arm
2019-10-24 gramner x86: Add minor ipred_z AVX2 optimizations
2019-10-22 gramner Shrink some stack buffers in the C versions of ipred_z
2019-10-22 ltrudeau Don't backup pixel if next block not "CDEFed"
2019-10-17 victorien x86inc: fix LOAD_MM_PERMUTATION for AVX512
2019-10-13 victorien x86: adapt SSSE3 cdef_filter_{4x4,4x8,8x8} to SSE2
2019-10-14 victorien tools: fix SSE2 cpu masking

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

TBR=tguilbert

Change-Id: If312bcb010b42064bce9b11217faf65d510b29fe
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1880541Reviewed-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@{#709678}

DEPS

@@ -765,7 +765,7 @@ deps = {
     Var('chromium_git') + '/angle/angle.git' + '@' +  Var('angle_revision'),
 
   'src/third_party/dav1d/libdav1d':
-    Var('chromium_git') + '/external/github.com/videolan/dav1d.git' + '@' + '62fcd0cb19d2fe46af7541d8185de86d45d58697',
+    Var('chromium_git') + '/external/github.com/videolan/dav1d.git' + '@' + 'fc54119cc0aeae96184bb4d18a2aef4c69f1a0fd',
 
   'src/third_party/dawn':
     Var('dawn_git') + '/dawn.git' + '@' +  Var('dawn_revision'),