Split qpstest.proto into two parts - one for performance stats and
one for control.
Eliminate the use of our own SimpleRequest and SimpleResponse and
instead share the one from end2end testing
diff --git a/build.yaml b/build.yaml
index 7d2dac5..a0f3eb3 100644
--- a/build.yaml
+++ b/build.yaml
@@ -749,7 +749,9 @@
   - test/cpp/qps/timer.h
   - test/cpp/util/benchmark_config.h
   src:
-  - test/proto/qpstest.proto
+  - test/proto/messages.proto
+  - test/proto/perf_control.proto
+  - test/proto/perf_stats.proto
   - test/cpp/qps/perf_db.proto
   - test/cpp/qps/client_async.cc
   - test/cpp/qps/client_sync.cc