adding telemetry_perf_tests gn target to perf test build target.

BUILD.gn

 # Copyright (c) 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 is the root build file for GN. GN will start processing by loading this
 # file, and recursively load all dependencies until all dependencies are either
 # resolved or known not to exist (which will cause the build to fail). So if
 # you add a new build file, there must be some path of dependencies from this
 # file to your new one or GN won't know about it.
 
@@ skipping 920 matching lines @@
 group("chromium_swarm_tests") {
 }
 
 group("chromium_builder_perf") {
   testonly = true
 
   if (!is_ios && !is_android && !is_chromecast) {
     deps = [
       "//cc:cc_perftests",
       "//chrome/test:load_library_perf_tests",
+      "//chrome/test:telemetry_perf_tests",
       "//gpu:gpu_perftests",
       "//media:media_perftests",
       "//tools/perf/chrome_telemetry_build:telemetry_chrome_test",
     ]
 
     if (!is_chromeos) {
       deps += [ "//chrome/test:performance_browser_tests" ]
     }
     if (is_linux && !is_chromeos) {
       if (is_official_build) {
@@ skipping 176 matching lines @@
       "//ui/display:display_unittests",
       "//ui/events:events_unittests",
       "//ui/gfx:gfx_unittests",
       "//ui/gl:gl_unittests",
       "//ui/keyboard:keyboard_unittests",
       "//ui/touch_selection:ui_touch_selection_unittests",
       "//url:url_unittests",
     ]
   }
 }