Roll src/third_party/libjpeg_turbo/ d460d6b1c..baa5dc242 (2 commits)

https://chromium.googlesource.com/chromium/deps/libjpeg_turbo.git/+log/d460d6b1cb96..baa5dc24258b

$ git log d460d6b1c..baa5dc242 --date=short --no-merges --format='%ad %ae %s'
2018-08-08 jonathan.wright Add Arm NEON implementation of h2v2_merged_upsample
2018-07-19 jonathan.wright Add Arm NEON implementation of h2v1_merged_upsample

Created with:
  roll-dep src/third_party/libjpeg_turbo

Change-Id: I869c7d101395df111340cf70fe0d18793a9a5311
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1785622Reviewed-by: Jonathan Wright <jonathan.wright@arm.com>
Commit-Queue: Chris Blume <cblume@chromium.org>
Cr-Commit-Position: refs/heads/master@{#693824}

DEPS

@@ -1112,7 +1112,7 @@ deps = {
   },
 
   'src/third_party/libjpeg_turbo':
-    Var('chromium_git') + '/chromium/deps/libjpeg_turbo.git' + '@' + 'd460d6b1cb965c3363f36f7ed716f13d60cdb65d',
+    Var('chromium_git') + '/chromium/deps/libjpeg_turbo.git' + '@' + 'baa5dc24258bf9af873b9105e8988c558c425a17',
 
   'src/third_party/liblouis/src': {
       'url': Var('chromium_git') + '/external/liblouis-github.git' + '@' + '67ab8e96cc2f4db70f220f71cbdee0903e8abac6',