Roll src/third_party/perfetto 0b1c529c6e47..0756495a26fb (5 commits)

https://android.googlesource.com/platform/external/perfetto.git/+log/0b1c529c6e47..0756495a26fb

git log 0b1c529c6e47..0756495a26fb --date=short --no-merges --format='%ad %ae %s'
2019-08-08 treehugger-gerrit@google.com Merge "perfetto-ui: Add truncate end option"
2019-08-08 treehugger-gerrit@google.com Merge "perfetto-ui: Update example trace"
2019-08-08 treehugger-gerrit@google.com Merge "trace_to_text: Truncate traces from start or end"
2019-08-08 eseckler@google.com Merge "Trace processor: Export Chrome metadata to JSON"
2019-08-08 skyostil@google.com Merge "client api: Always compile watchdog_posix.cc"

Created with:
  gclient setdep -r src/third_party/perfetto@0756495a26fb

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

Bug: None
Change-Id: I2cf01c56638bded45841dc21176d488b4b6ecfd9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1743022Reviewed-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@{#685343}

DEPS

@@ -1212,7 +1212,7 @@ deps = {
   },
 
   'src/third_party/perfetto':
-    Var('android_git') + '/platform/external/perfetto.git' + '@' + '0b1c529c6e47f80f3010f25c84d34e2a56b9c5f8',
+    Var('android_git') + '/platform/external/perfetto.git' + '@' + '0756495a26fb6580a64aee923f97593a13a16b1a',
 
   'src/third_party/perl': {
       'url': Var('chromium_git') + '/chromium/deps/perl.git' + '@' + '6f3e5028eb65d0b4c5fdd792106ac4c84eee1eb3',