Remove incorrect dependency of components_unittests on test_support_ios.

components/components_tests.gyp

 # 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.
 
 {
   'variables': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 1282 matching lines @@
           ],
           'sources/': [
             # Exclude all tests that depends on //content (based on layered-
             # component directory structure).
             ['exclude', '^[^/]*/content/'],
           ],
           'mac_bundle_resources': [
             '<(PRODUCT_DIR)/ui_test.pak',
           ],
           'dependencies': [
-            '../ios/ios_tests.gyp:test_support_ios',
             '../ios/web/ios_web.gyp:ios_web_test_support',
             '../third_party/ocmock/ocmock.gyp:ocmock',
             'components.gyp:autofill_ios_browser',
             'components.gyp:sessions_ios',
             'components.gyp:signin_ios_browser',
             'components.gyp:signin_ios_browser_test_support',
             'components.gyp:translate_ios_browser',
             'components.gyp:webp_transcode',
           ],
           'actions': [
@@ skipping 573 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }