Extracted shell_interfaces and shell_public into a separate gyp file.

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.
 
 {
   'variables': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 837 matching lines @@
         '../media/media.gyp:media',
         '../media/midi/midi.gyp:midi',
         '../mojo/mojo_edk.gyp:mojo_common_test_support',
         '../mojo/mojo_edk.gyp:mojo_system_impl',
         '../mojo/mojo_public.gyp:mojo_cpp_bindings',
         '../net/net.gyp:net_test_support',
         '../ppapi/ppapi_internal.gyp:ppapi_host',
         '../ppapi/ppapi_internal.gyp:ppapi_proxy',
         '../ppapi/ppapi_internal.gyp:ppapi_shared',
         '../ppapi/ppapi_internal.gyp:ppapi_unittest_shared',
-        '../services/shell/shell.gyp:shell_public',
+        '../services/shell/shell_public.gyp:shell_public',
         '../skia/skia.gyp:skia',
         '../storage/storage_browser.gyp:storage',
         '../storage/storage_common.gyp:storage_common',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         '../third_party/WebKit/public/blink.gyp:blink',
         '../third_party/WebKit/public/blink.gyp:blink_test_support',
         '../ui/accessibility/accessibility.gyp:ax_gen',
         '../ui/base/ime/ui_base_ime.gyp:ui_base_ime',
         '../ui/base/ui_base.gyp:ui_base',
@@ skipping 525 matching lines @@
         '../mojo/mojo_edk.gyp:mojo_common_test_support',
         '../mojo/mojo_edk.gyp:mojo_system_impl',
         '../mojo/mojo_public.gyp:mojo_cpp_bindings',
         '../mojo/mojo_public.gyp:mojo_js_bindings',
         '../net/net.gyp:net_test_support',
         '../ppapi/ppapi_internal.gyp:ppapi_host',
         '../ppapi/ppapi_internal.gyp:ppapi_ipc',
         '../ppapi/ppapi_internal.gyp:ppapi_proxy',
         '../ppapi/ppapi_internal.gyp:ppapi_shared',
         '../ppapi/ppapi_internal.gyp:ppapi_unittest_shared',
-        '../services/shell/shell.gyp:shell_public',
+        '../services/shell/shell_public.gyp:shell_public',
         '../testing/gmock.gyp:gmock',
         '../testing/gtest.gyp:gtest',
         '../third_party/WebKit/public/blink.gyp:blink',
         '../third_party/leveldatabase/leveldatabase.gyp:leveldatabase',
         '../third_party/mesa/mesa.gyp:osmesa',
         '../third_party/zlib/zlib.gyp:zlib',
         '../ui/accessibility/accessibility.gyp:accessibility',
         '../ui/base/ui_base.gyp:ui_base',
         '../ui/gfx/gfx.gyp:gfx',
         '../ui/gfx/gfx.gyp:gfx_geometry',
@@ skipping 502 matching lines @@
                   'content_unittests_apk.isolate',
                 ],
               },
             ],
           },
         ],
       ],
     }],
   ],
 }