Roll src/third_party/perfetto 7980e5ea3e34..a1a26deab50b (16 commits)

https://android.googlesource.com/platform/external/perfetto.git/+log/7980e5ea3e34..a1a26deab50b

git log 7980e5ea3e34..a1a26deab50b --date=short --no-merges --format='%ad %ae %s'
2019-11-12 primiano@google.com trace_processor: don't use cxxabi for demangling on windows
2019-11-12 eseckler@google.com Merge "trace_processor: make stringpool not commit by default"
2019-11-12 skyostil@google.com TrackEvent: Check that category names are well formed
2019-11-12 treehugger-gerrit@google.com Merge "trace_processor: Implementing "demangle" SQL function"
2019-11-12 oysteine@google.com Update EXPORT_JSON to output stack samples in a matching format to the legacy viewer
2019-11-12 lalitm@google.com Merge "trace_processor: rework best index logic again"
2019-11-12 fmayer@google.com Merge "Disable AllGraphs test."
2019-11-12 lalitm@google.com Merge "trace_processor: remove kId flag"
2019-11-12 fmayer@google.com Merge "Only run HeapGraphWalker::AllGraphs on standalone builds."
2019-11-12 fmayer@google.com Merge "Mention UI for recording profiles."
2019-11-12 treehugger-gerrit@google.com Merge "Add new assertion to HeapGraphWalkerTest::AllGraphs"
2019-11-12 treehugger-gerrit@google.com Merge "ftrace probe: fix padding size calculation being off by 4 bytes"
2019-11-11 fmayer@google.com Merge "Do not count roots as unique_retained."
2019-11-11 rsavitski@google.com Merge "compact_sched: remove "unstable" notices"
2019-11-11 rsavitski@google.com Merge "compact sched_waking: event decoding in trace_processor"
2019-11-11 rsavitski@google.com Merge "compact sched_waking: writer (traced_probes)"

Created with:
  gclient setdep -r src/third_party/perfetto@a1a26deab50b

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/perfetto-chromium-autoroll
Please CC perfetto-bugs@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

TBR=perfetto-bugs@google.com

Bug: chromium:132678367
Change-Id: Ia42b7f5a4aefc6996ff8618ff553a5702f262c28
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1913760Reviewed-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@{#714823}

DEPS

@@ -1294,7 +1294,7 @@ deps = {
   },
 
   'src/third_party/perfetto':
-    Var('android_git') + '/platform/external/perfetto.git' + '@' + '7980e5ea3e3474de2c7476b995c3842857d2f749',
+    Var('android_git') + '/platform/external/perfetto.git' + '@' + 'a1a26deab50bde8de785405f4a971b8b79914f1f',
 
   'src/third_party/perl': {
       'url': Var('chromium_git') + '/chromium/deps/perl.git' + '@' + '6f3e5028eb65d0b4c5fdd792106ac4c84eee1eb3',