Remove unit_tests target from iOS 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 202 matching lines @@
             '../chrome/installer/mini_installer_syzygy.gyp:*',
           ],
         }],
       ],
     }, # target_name: All_syzygy
     {
       'target_name': 'chromium_builder_tests',
       'type': 'none',
       'dependencies': [
         '../base/base.gyp:base_unittests',
-        '../chrome/chrome.gyp:unit_tests',
         '../crypto/crypto.gyp:crypto_unittests',
         '../net/net.gyp:net_unittests',
         '../sql/sql.gyp:sql_unittests',
         '../ui/ui_unittests.gyp:ui_unittests',
         '../url/url.gyp:url_unittests',
       ],
       'conditions': [
         ['OS!="ios"', {
           'dependencies': [
             '../cc/cc_tests.gyp:cc_unittests',
             '../chrome/chrome.gyp:browser_tests',
             '../chrome/chrome.gyp:chromedriver_tests',
             '../chrome/chrome.gyp:chromedriver_unittests',
             # TODO(kkania): Remove these after infra no longer depends on them.
             '../chrome/chrome.gyp:chromedriver2_unittests',
             '../chrome/chrome.gyp:interactive_ui_tests',
             '../chrome/chrome.gyp:sync_integration_tests',
+            '../chrome/chrome.gyp:unit_tests',
             '../cloud_print/cloud_print.gyp:cloud_print_unittests',
             '../components/components_tests.gyp:components_unittests',
             '../content/content_shell_and_tests.gyp:content_browsertests',
             '../content/content_shell_and_tests.gyp:content_shell',
             '../content/content_shell_and_tests.gyp:content_unittests',
             '../device/device_tests.gyp:device_unittests',
             '../gin/gin.gyp:gin_unittests',
             '../google_apis/google_apis.gyp:google_apis_unittests',
             '../gpu/gles2_conform_support/gles2_conform_support.gyp:gles2_conform_support',
             '../gpu/gpu.gyp:gpu_unittests',
@@ skipping 794 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
 }