Roll Perfetto Trace Processor Linux from 81e9301838fc to 6835e1ab1918

https://android.googlesource.com/platform/external/perfetto.git/+log/81e9301838fc..6835e1ab1918

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/perfetto-trace-processor-linux-chromium
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/+doc/master/autoroll/README.md

Tbr: perfetto-bugs@google.com
Change-Id: I1c242a7784a582c51f389aff97ed39bfc53cb032
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2531556Reviewed-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@{#826212}

tools/perf/core/perfetto_binary_roller/binary_deps.json

@@ -10,7 +10,7 @@
         },
         "linux": {
             "hash": "94662e217ff26c10330c800dcc0930de4f1d728e",
-            "remote_path": "perfetto_binaries/trace_processor_shell/linux/81e9301838fcce3f967c51b92628ea4f7caa4c20/trace_processor_shell"
+            "remote_path": "perfetto_binaries/trace_processor_shell/linux/6835e1ab19188685153ba5c896f0c96afdab4e98/trace_processor_shell"
         }
     },
     "power_profile.sql": {