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

net/net.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',
   ],
   'targets': [
     {
       'target_name': 'net',
-      'type': 'static_library',
+      'type': '<(library)',
       'dependencies': [
         '../base/base.gyp:base',
         '../build/temp_gyp/googleurl.gyp:googleurl',
         '../build/temp_gyp/v8.gyp:v8',
         '../sdch/sdch.gyp:sdch',
         '../third_party/bzip2/bzip2.gyp:bzip2',
         '../third_party/icu38/icu38.gyp:icui18n',
         '../third_party/icu38/icu38.gyp:icuuc',
         '../third_party/modp_b64/modp_b64.gyp:modp_b64',
         '../third_party/zlib/zlib.gyp:zlib',
@@ skipping 503 matching lines @@
         'net_test_support',
         '../base/base.gyp:base',
       ],
       'msvs_guid': 'B0EE0599-2913-46A0-A847-A3EC813658D3',
       'sources': [
         'tools/crash_cache/crash_cache.cc',
       ],
     },
     {
       'target_name': 'net_test_support',
-      'type': 'static_library',
+      'type': '<(library)',
       'dependencies': [
         'net',
         '../base/base.gyp:base',
       ],
       'sources': [
         'disk_cache/disk_cache_test_util.cc',
         'disk_cache/disk_cache_test_util.h',
       ],
     },
     {
@@ skipping 41 matching lines @@
           'sources': [
             'tools/dump_cache/dump_cache.cc',
             'tools/dump_cache/dump_files.cc',
             'tools/dump_cache/upgrade.cc',
           ],
         },
       ],
     }],
   ],
 }