Roll src/third_party/ffmpeg/ and src/third_party/nasm

https://chromium.googlesource.com/chromium/third_party/ffmpeg.git/+log/1b9f48f54205..4500d7f55f

$ git log 1b9f48f54..4500d7f55f --date=short --no-merges --format='%ad %ae %s'
2019-05-01 dalecurtis Limit textrel fix to non-Windows links.
2019-05-01 dalecurtis Fix compilation and linking issues when use_lld=true for x86 linux.
2019-04-30 liberato Add robosushi --patches
2019-04-30 liberato Support shell= in Call().
2019-04-24 liberato Split robosushi into steps.

https://chromium.googlesource.com/chromium/deps/nasm.git/+log/076332ea7c41..c8b248039ec1

$ git log 076332ea7..c8b248039 --date=short --no-merges --format='%ad %ae %s'
2019-02-21 dalecurtis Propogate all_dependent_configs for nasm_assemble().

Created with:
  roll-dep src/third_party/ffmpeg
  roll-dep src/third_party/nasm

BUG=911658
TBR=thakis

Change-Id: I71e24ad8480cbd332e60c4963a1a30cb4284bb5d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1592343
Commit-Queue: Dale Curtis <[email protected]>
Reviewed-by: Dale Curtis <[email protected]>
Cr-Commit-Position: refs/heads/master@{#655860}
diff --git a/DEPS b/DEPS
index f6fc11fc..deec56d 100644
--- a/DEPS
+++ b/DEPS
@@ -866,7 +866,7 @@
   },
 
   'src/third_party/ffmpeg':
-    Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '1b9f48f542058549f984d981ef331951559f9cb0',
+    Var('chromium_git') + '/chromium/third_party/ffmpeg.git' + '@' + '4500d7f55f3d101a85a55a993bb8125c0825966f',
 
   'src/third_party/flac':
     Var('chromium_git') + '/chromium/deps/flac.git' + '@' + 'af862024c8c8fa0ae07ced05e89013d881b00596',
@@ -1130,7 +1130,7 @@
 
   'src/third_party/nasm': {
       'url': Var('chromium_git') + '/chromium/deps/nasm.git' + '@' +
-      '076332ea7c414313ab9d6d5b56396641051df5ea'
+      'c8b248039ec1f75a7c5733bbe76d7fa416ce097a'
   },
 
   'src/third_party/netty-tcnative/src': {