Report compilation benchmark in generate_result.py

Sample results at b/154013612#comment2

Bug: 154013612
Test: ./build_and_run_benchmark.sh scoring
Change-Id: I0a9ddbd97bd9af494c5c990b6202172aaa8e3d23
Merged-In: I0a9ddbd97bd9af494c5c990b6202172aaa8e3d23
(cherry picked from commit a939f9a2d9a82998a185017c12a6169f3ca267c7)
3 files changed