ui: Clear traceProtoWriter between ADB recording sessions. am: 33265b79e5 am: 1405a28bfb
ui: Clear traceProtoWriter between ADB recording sessions. am: 33265b79e5 am: 1405a28bfb

Original change: https://android-review.googlesource.com/c/platform/external/perfetto/+/1371936

Change-Id: Icec05784a2428e0c9c7554b0944088054318ebd4

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto