Roll src/third_party/re2/src/ 9d6788aeb..67bce690d (9 commits)

https://chromium.googlesource.com/external/github.com/google/re2.git/+log/9d6788aeb4b2..67bce690decd

$ git log 9d6788aeb..67bce690d --date=short --no-merges --format='%ad %ae %s'
2019-07-31 junyer Switch from //... to //:all when building with Bazel.
2019-07-26 junyer Get rid of StringAppendF().
2019-07-26 junyer Get rid of SStringPrintf().
2019-07-25 junyer Oops, missed a couple.
2019-07-25 junyer Don't make the arraysize() macro cast to int.
2019-07-24 junyer One more tweak for Python 3.
2019-07-24 junyer Get the Unicode scripts working with Python 3.
2019-07-21 junyer Update Unicode data to 12.1.0.
2019-07-07 junyer Make RE2::Set canonicalize DFA states.

Created with:
  roll-dep src/third_party/re2/src

R=mmoroz@chromium.org

Change-Id: I8a99f9df9983e677229e00a76c385be2a114cfb2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1743453Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Commit-Queue: Max Moroz <mmoroz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#685175}

DEPS

@@ -1276,7 +1276,7 @@ deps = {
   },
 
   'src/third_party/re2/src':
-    Var('chromium_git') + '/external/github.com/google/re2.git' + '@' + '9d6788aeb4b2ba27847a7e95a29e7ac08fa58e1b',
+    Var('chromium_git') + '/external/github.com/google/re2.git' + '@' + '67bce690decdb507b13e14050661f8b9ebfcfe6c',
 
   'src/third_party/r8': {
       'packages': [