Remove unit_tests target from iOS builds.

chrome/chrome.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.
 {
   'variables': {
     'chromium_code': 1,
 
     # Define the common dependencies that contain all the actual
     # Chromium functionality.  This list gets pulled in below by
     # the link of the actual chrome (or chromium) executable on
@@ skipping 91 matching lines @@
     # By using an include, we keep everything in a single xcodeproj file.
     # Note on Win64 targets: targets that end with win64 be used
     # on 64-bit Windows only. Targets that end with nacl_win64 should be used
     # by Native Client only.
     # NOTE: Most new includes should go in the OS!="ios" condition below.
     '../build/win_precompile.gypi',
     'chrome_browser.gypi',
     'chrome_browser_ui.gypi',
     'chrome_common.gypi',
     'chrome_installer_util.gypi',
-    'chrome_tests_unit.gypi',
     'version.gypi',
     '../components/nacl/nacl_defines.gypi',
   ],
   'conditions': [
     ['OS!="ios"', {
       'includes': [
         'app/policy/policy_templates.gypi',
         'chrome_browser_extensions.gypi',
         'chrome_dll.gypi',
         'chrome_exe.gypi',
         'chrome_installer.gypi',
         'chrome_renderer.gypi',
         'chrome_tests.gypi',
+        'chrome_tests_unit.gypi',
         '../apps/apps.gypi',
       ],
       'targets': [
         {
           'target_name': 'default_extensions',
           'type': 'none',
           'conditions': [
             ['OS=="win"', {
               'copies': [
                 {
@@ skipping 986 matching lines @@
               'sources': [
                 'service/cloud_print/print_system_dummy.cc',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }