Enable linking full chrome on windows GN builds again.

chrome/chrome_exe.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'chrome',
       'type': 'none',
       'dependencies': [ 'chrome_initial', ],
@@ skipping 172 matching lines @@
                 },
               ],
             }],
             # x11 build. Needed for chrome_main.cc initialization of libraries.
             ['use_x11==1', {
               'dependencies': [
                 '../build/linux/system.gyp:x11',
                 '../build/linux/system.gyp:xext',
               ],
             }],
-            ['enable_plugins==1', {
+            ['OS=="linux" and enable_plugins==1', {
               'dependencies': [
                 '../pdf/pdf.gyp:pdf',
               ],
             }],
           ],
           'sources': [
             'app/chrome_dll_resource.h',
             'app/chrome_main.cc',
             'app/chrome_main_delegate.cc',
             'app/chrome_main_delegate.h',
@@ skipping 480 matching lines @@
               'dependencies': [
                 'chrome_nacl_win64',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }