Build the Widevine CDM adapter on Win.

third_party/widevine/cdm/widevine_cdm.gyp

 # Copyright (c) 2012 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': {
     'widevine_cdm_version_h_file%': 'widevine_cdm_version.h',
     'widevine_cdm_binary_files%': [],
     'conditions': [
       [ 'branding == "Chrome"', {
@@ skipping 52 matching lines @@
             [ 'os_posix == 1 and OS != "mac"', {
               'cflags': ['-fvisibility=hidden'],
               'type': 'loadable_module',
               # Allow the plugin wrapper to find the CDM in the same directory.
               'ldflags': ['-Wl,-rpath=\$$ORIGIN'],
               'libraries': [
                 # Copied by widevine_cdm_binaries.
                 '<(PRODUCT_DIR)/libwidevinecdm.so',
               ],
             }],
-            [ 'OS == "win" and 0', {
+            [ 'OS == "win"', {
               'type': 'shared_library',
+              # See http://crbug.com/237636.
+              'msvs_settings': {
+                'VCLinkerTool': {
+                  'AdditionalOptions': [
+                    '/FORCE:UNRESOLVED',
+                  ],
+                },
+              },
             }],
             [ 'OS == "mac"', {
               'type': 'loadable_module',
               'product_extension': 'plugin',
               'libraries': [
                 # Copied by widevine_cdm_binaries.
                 # See http://crbug.com/237636.
                 #'<(PRODUCT_DIR)/libwidevinecdm.dylib',
               ],
               'xcode_settings': {
@@ skipping 25 matching lines @@
       'type': 'none',
       'copies': [{
         # TODO(ddorwin): Do we need a sub-directory? We either need a
         # sub-directory or to rename manifest.json before we can copy it.
         'destination': '<(PRODUCT_DIR)',
         'files': [ '<@(widevine_cdm_binary_files)' ],
       }],
     },
   ],
 }