Roll src/third_party/re2/src/ 4c916c947..bfe29206c (1 commit)

https://chromium.googlesource.com/external/github.com/google/re2.git/+log/4c916c947ab7..bfe29206c269

$ git log 4c916c947..bfe29206c --date=short --no-merges --format='%ad %ae %s'
2018-09-19 junyer Crudely limit the use of . when fuzzing.

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

Bug: 884457
Change-Id: Id978d2f46c8c0fdf2017d4c3cba78b75797fd17a
Reviewed-on: https://chromium-review.googlesource.com/1235336Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#592797}

DEPS

@@ -1010,7 +1010,7 @@ deps = {
   },
 
   'src/third_party/re2/src':
-    Var('chromium_git') + '/external/github.com/google/re2.git' + '@' + '4c916c947ab7f2ba2d280bb8c87540c365d30695',
+    Var('chromium_git') + '/external/github.com/google/re2.git' + '@' + 'bfe29206c269ec6b28d14c6df2b390bd457855b9',
 
   'src/third_party/r8': {
       'packages': [