[Telemetry] Un-break 'run_benchmark help run'

tools/telemetry/telemetry/benchmark_runner.py

Index: tools/telemetry/telemetry/benchmark_runner.py
diff --git a/tools/telemetry/telemetry/benchmark_runner.py b/tools/telemetry/telemetry/benchmark_runner.py
index a9b7ec6a70bc1c58d2f6a756936c633e0be6b6de..96752662e72b8759c7518ab9951a2492ac6d7fd7 100644
--- a/tools/telemetry/telemetry/benchmark_runner.py
+++ b/tools/telemetry/telemetry/benchmark_runner.py
@@ -355,6 +355,11 @@ def main(environment):
       command_name = arg
       break
 
+  # TODO(eakuefner): Remove this hack after we port to argparse.
+  if command_name == 'help' and len(sys.argv) > 2 and sys.argv[2] == 'run':
+    command_name = 'run'
+    sys.argv[2] = '--help'
+
   # Validate and interpret the command name.
   commands = _MatchingCommands(command_name)
   if len(commands) > 1: