Add run_benchmark to perf dependencies.

tools/perf/bootstrap_deps

 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This file specifies dependencies required to bootstrap tools/perf. It is in a
 # minimal version of the format used by other DEPS files that gclient can read,
 # but it should only be used to bootstrap tools/perf *outside* of a normal
 # Chrome checkout.
 
 deps = {
     "src/tools/perf/benchmarks":
         "https://src.chromium.org/chrome/trunk/src/tools/perf/benchmarks",
     "src/tools/perf/measurements":
         "https://src.chromium.org/chrome/trunk/src/tools/perf/measurements",
     "src/tools/perf/page_sets":
         "https://src.chromium.org/chrome/trunk/src/tools/perf/page_sets",
     "src/tools/perf/metrics":
         "https://src.chromium.org/chrome/trunk/src/tools/perf/metrics",
     "src/tools/perf/profile_creators":
         "https://src.chromium.org/chrome/trunk/src/tools/perf/profile_creators",
+    "src/tools/perf/run_benchmark":
+        "https://src.chromium.org/chrome/trunk/src/tools/perf/run_benchmark",
 }
 
 # tools/perf depends on Telemetry, so pull in the Telemetry deps, too.
 deps_includes = {
     "src/tools/telemetry/bootstrap_deps":
         "https://src.chromium.org/chrome/trunk/src/tools/telemetry/bootstrap_deps",
 }