Roll src/third_party/chromite/ 87c1c3dbe..ec8d7a766 (3 commits)

https://chromium.googlesource.com/chromiumos/chromite.git/+log/87c1c3dbea9a..ec8d7a766a7e

$ git log 87c1c3dbe..ec8d7a766 --date=short --no-merges --format='%ad %ae %s'
2018-03-01 achuith [chrome_committer]: Split out chrome_committer.
2018-03-08 ahassani paygen: Log all chroot operations in the log file
2018-03-08 ahassani paygen: Check for the correct metadata size in the verify section

Created with:
  roll-dep src/third_party/chromite
BUG=chromium:814910,chromium:808495,chromium:820243


The AutoRoll server is located here: https://chromite-chromium-roll.skia.org

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


TBR=chrome-os-gardeners@chromium.org

Change-Id: I2dc84a4feb54038e73df54f3f123e7cf8e6d3ae0
Reviewed-on: https://chromium-review.googlesource.com/993704Reviewed-by: Chromite Chromium Autoroll <chromite-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: Chromite Chromium Autoroll <chromite-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#547869}

DEPS

@@ -411,7 +411,7 @@ deps = {
 
   # Build tools for Chrome OS. Note: This depends on third_party/pyelftools.
   'src/third_party/chromite': {
-      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + '87c1c3dbea9acae74a3f98cd9b044ed395793781',
+      'url': Var('chromium_git') + '/chromiumos/chromite.git' + '@' + 'ec8d7a766a7e2512c0757f10ffaf8db91fd2c91c',
       'condition': 'checkout_linux',
   },