Additionally list C++ builtins as well under --runtime_call_stats.
Let's try to keep all counters in one place, that makes it a bit
easier to maintain and especially discard unused ones.

BUG=

Committed: https://crrev.com/6bc71431995d49d4ca4a2ea9c75e5add5f345225
Cr-Commit-Position: refs/heads/master@{#33847}

Review URL: https://codereview.chromium.org/1678973002

Cr-Commit-Position: refs/heads/master@{#33893}