Fix breakages while performance_browser_tests was not running on Mac.

chrome/test/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
@@ skipping 4999 matching lines @@
 
     if (is_linux || is_win) {
       data += [
         "$root_out_dir/chrome_100_percent.pak",
         "$root_out_dir/chrome_200_percent.pak",
         "$root_out_dir/locales/en-US.pak",
         "$root_out_dir/locales/fr.pak",
         "$root_out_dir/resources.pak",
       ]
     }
+    if (is_mac) {
+      deps += [ "//chrome:chrome_app" ]
+    }
 
     # This target should not require the Chrome executable to run.
     assert_no_deps = [ "//chrome" ]
   }
 }
 
 static_library("test_support_unit") {
   testonly = true
   sources = [
     "base/run_all_unittests.cc",
@@ skipping 96 matching lines @@
 }
 
 if (is_win) {
   loadable_module("conflicts_dll") {
     testonly = true
     sources = [
       "conflicts/conflicts_dll.cc",
     ]
   }
 }