Benchmark

This benchmark is for comparing performance (elapsed time) between several bazel commits. It requires bazel and git installed.

To Run the benchmark:

1. bazel build //src/tools/benchmark/java/com/google/devtools/build/benchmark:benchmark
2. run the built binary and follow the argument instruction
3. put the benchmark result as <name>.json into src/tools/benchmark/webapp/data
4. put the string <name>.json into src/tools/benchmark/webapp/file_list
5. start an http server there and open /index.html