Introduce ui.dll / libui.so for the component build.

content/content_renderer.gypi

 # Copyright (c) 2011 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': 'content_renderer',
       'type': 'static_library',
       'dependencies': [
         'content_common',
         '../jingle/jingle.gyp:jingle_glue',
         '../net/net.gyp:net',
         '../ppapi/ppapi_internal.gyp:ppapi_proxy',
         '../skia/skia.gyp:skia',
         '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
         '../third_party/icu/icu.gyp:icuuc',
         '../third_party/icu/icu.gyp:icui18n',
         '../third_party/libjingle/libjingle.gyp:libjingle',
         '../third_party/libjingle/libjingle.gyp:libjingle_p2p',
         '../third_party/npapi/npapi.gyp:npapi',
         '../third_party/WebKit/Source/WebKit/chromium/WebKit.gyp:webkit',
+        '../ui/ui.gyp:ui_base',
         '../ui/gfx/surface/surface.gyp:surface',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'renderer/active_notification_tracker.cc',
         'renderer/active_notification_tracker.h',
         'renderer/content_renderer_client.h',
         'renderer/device_orientation_dispatcher.cc',
@@ skipping 160 matching lines @@
           'link_settings': {
             'mac_bundle_resources': [
               'renderer/renderer.sb',
             ],
           },
         }],
       ],
     },
   ],
 }