tree ac72adf169c344286c86051785e62ce01992ec16
parent 62a814392cf5fa8d4966cf8d5c883e5162635f52
author Neda Topoljanac <tneda@google.com> 1573141132 +0000
committer Neda Topoljanac <tneda@google.com> 1573141132 +0000

perfetto-ui: Merging small callsites in flamegraph

Adding API with unit tests for merging small callsites into one before
sending data to the flamegraph API so the number of callsites doesn't grow
too much.
All small callsites in the same depth and with same parent will be merged
to one callsite.

Test trace: ?s=a1bd404ed3138d203fabae47299b89d39c604e8da0a269b470c60fa5e228f


Change-Id: I8aa0f0488f570141e89b7cb78d8fc549a76076fa