Roll src/third_party/perfetto 5e577f20fc7c..4bb6437ff800 (2 commits)

https://android.googlesource.com/platform/external/perfetto.git/+log/5e577f20fc7c..4bb6437ff800


git log 5e577f20fc7c..4bb6437ff800 --date=short --no-merges --format='%ad %ae %s'
2019-02-15 lalitm@google.com Merge "Revert "Protect SharedRingbuffer against concurrent manipulation.""
2019-02-15 hjd@google.com Merge "trace_to_text: Uses names from sched_switch"


Created with:
  gclient setdep -r src/third_party/perfetto@4bb6437ff800

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: I673f19aa36abcf56cff9b445cfa60737ee490dae
Reviewed-on: https://chromium-review.googlesource.com/c/1475696Reviewed-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@{#632712}

DEPS

@@ -1097,7 +1097,7 @@ deps = {
   },
 
   'src/third_party/perfetto':
-    Var('android_git') + '/platform/external/perfetto.git' + '@' +  '5e577f20fc7c1a2cc8b011e200db79bac2529e72',
+    Var('android_git') + '/platform/external/perfetto.git' + '@' +  '4bb6437ff8008d85d1e71b41d5d898fab663e19a',
 
   'src/third_party/perl': {
       'url': Var('chromium_git') + '/chromium/deps/perl.git' + '@' + 'ac0d98b5cee6c024b0cffeb4f8f45b6fc5ccdb78',