Declare dependency on blink_headers in targets that use blink headers

content/content_tests.gypi

 # Copyright (c) 2013 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': 'test_support_content',
       'type': 'static_library',
       'dependencies': [
@@ skipping 883 matching lines @@
                 '../testing/android/native_test.gyp:native_test_native_code',
               ],
             }],
           ],
         },
         {
           'target_name': 'content_browser_test_support',
           'type': 'static_library',
           'dependencies': [
             'content_shell_lib',
+            'content.gyp:content_browser',
             '../skia/skia.gyp:skia',
             '../testing/gtest.gyp:gtest',
             '../ui/accessibility/accessibility.gyp:ax_gen',
           ],
           'sources': [
             'test/accessibility_browser_test_utils.cc',
             'test/accessibility_browser_test_utils.h',
             'test/content_browser_test.cc',
             'test/content_browser_test.h',
             'test/content_browser_test_utils.cc',
@@ skipping 801 matching lines @@
                   'files': ['<(PRODUCT_DIR)/libnpapi_test_plugin.so'],
                 },
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }