Basic underpinnings of the gyp equivalent of the Linux SHARED=1 build:...

media/media.gyp

 # Copyright (c) 2009 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': {
     'chromium_code': 1,
   },
   'includes': [
     '../build/common.gypi',
   ],
   'target_defaults': {
     'conditions': [
       ['OS!="linux"', {'sources/': [['exclude', '/linux/']]}],
       ['OS!="mac"', {'sources/': [['exclude', '/mac/']]}],
       ['OS!="win"', {'sources/': [['exclude', '/win/']]}],
     ],
   },
   'targets': [
     {
       'target_name': 'media',
-      'type': 'static_library',
+      'type': '<(library)',
       'dependencies': [
         '../base/base.gyp:base',
         '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
       ],
       'include_dirs': [
         '..',
       ],
       'msvs_guid': '6AE76406-B03B-11DD-94B1-80B556D89593',
       'sources': [
         'audio/audio_output.h',
@@ skipping 142 matching lines @@
             '../third_party/ffmpeg/ffmpeg.gyp:ffmpeg',
           ],
           'sources': [
             'player/player.cc',
           ],
         },
       ],
     }],
   ],
 }