Roll src/third_party/perfetto 383ad4fa29d6..51b2312390d4 (3 commits)

https://android.googlesource.com/platform/external/perfetto.git/+log/383ad4fa29d6..51b2312390d4


git log 383ad4fa29d6..51b2312390d4 --date=short --no-merges --format='%ad %ae %s'
2018-10-17 lalitm@google.com Merge "trace_processor: fix failing diff test and start running on travis"
2018-10-17 hjd@google.com Merge "perfetto-ui: Fix adding tracks"
2018-10-17 fmayer@google.com Merge "profiling: Do not crash client for server problems."


Created with:
  gclient setdep -r src/third_party/perfetto@51b2312390d4

The AutoRoll server is located here: https://autoroll.skia.org/r/perfetto-chromium-autoroll

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=perfetto-bugs@google.com

Change-Id: Id34e070448b8d6fa3b9d1f3fbbbb60406f5a185d
Reviewed-on: https://chromium-review.googlesource.com/c/1286111Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#600494}

DEPS

@@ -964,7 +964,7 @@ deps = {
   },
 
   'src/third_party/perfetto':
-    Var('android_git') + '/platform/external/perfetto.git' + '@' +  '383ad4fa29d62d9a53c05027e8a2f2b3e8e546ac',
+    Var('android_git') + '/platform/external/perfetto.git' + '@' +  '51b2312390d4a57f9685402797466a25f624f578',
 
   'src/third_party/perl': {
       'url': Var('chromium_git') + '/chromium/deps/perl.git' + '@' + 'ac0d98b5cee6c024b0cffeb4f8f45b6fc5ccdb78',