Dart inspect benchmarks

This directory contains the code to the inspect benchmarks, written in Dart.

This is run by the test in //src/tests/end_to_end/perf/test/dart_inspect_benchmarks_test.dart.

Running

fx set terminal.x64 --release --with //src/tests/end_to_end/perf:test --with //src/tests/end_to_end/perf:package_deps
fx build
fx run-e2e-tests dart_inspect_benchmarks_test