Make performance_ui_tests.exe optional. For "Chrome" builds,

build/all.gyp

 # Copyright (c) 2012 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.
 
 {
   'targets': [
     {
       'target_name': 'All',
       'type': 'none',
       'xcode_create_dependents_test_runner': 1,
@@ skipping 674 matching lines @@
       'conditions': [
         ['branding=="Chrome"', {
           'targets': [
             {
               'target_name': 'chrome_official_builder',
               'type': 'none',
               'dependencies': [
                 '../chrome/chrome.gyp:chromedriver',
                 '../chrome/chrome.gyp:crash_service',
                 '../chrome/chrome.gyp:interactive_ui_tests',
-                '../chrome/chrome.gyp:performance_ui_tests',
                 '../chrome/chrome.gyp:policy_templates',
                 '../chrome/chrome.gyp:reliability_tests',
                 '../chrome/chrome.gyp:automated_ui_tests',
                 '../chrome/installer/mini_installer.gyp:mini_installer',
                 '../chrome_frame/chrome_frame.gyp:npchrome_frame',
                 '../courgette/courgette.gyp:courgette',
                 '../cloud_print/cloud_print.gyp:cloud_print',
                 '../remoting/remoting.gyp:remoting_webapp',
                 '../third_party/widevine/cdm/widevine_cdm.gyp:widevinecdmadapter',
               ],
               'conditions': [
                 # If you change this condition, make sure you also change it
                 # in chrome_tests.gypi
-                ['enable_automation==1 and (OS=="mac" or ((OS=="win" or os_posix==1) and target_arch==python_arch))', {
+                ['enable_automation==1 and (OS=="mac" or (os_posix==1 and target_arch==python_arch))', {
                   'dependencies': [
                     '../chrome/chrome.gyp:pyautolib',
                   ],
                 }],
                 ['internal_pdf', {
                   'dependencies': [
                     '../pdf/pdf.gyp:pdf',
                   ],
                 }], # internal_pdf
                 ['target_arch=="ia32"', {
@@ skipping 124 matching lines @@
             '../chrome/chrome.gyp:interactive_ui_tests_run',
             '../chrome/chrome.gyp:sync_integration_tests_run',
             '../chrome/chrome.gyp:unit_tests_run',
             '../net/net.gyp:net_unittests_run',
           ],
         }, # target_name: chromium_swarm_tests
       ],
     }],
   ], # conditions
 }