Enabled system print dialog on Windows Aura.

printing/printing.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': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 79 matching lines @@
         'include_dirs': [
           '..',
         ],
       },
       'conditions': [
         ['enable_printing!=1', {
           'sources/': [
             ['exclude', '.'],
           ],
         }],
+        ['use_aura==1', {
+          'dependencies': [
+            '<(DEPTH)/ui/aura/aura.gyp:aura',
+          ],
+        }], 
         ['toolkit_uses_gtk == 0',{
             'sources/': [['exclude', '_cairo\\.cc$']]
         }],
         ['OS!="mac"', {'sources/': [['exclude', '_mac\\.(cc|mm?)$']]}],
         ['OS!="win"', {'sources/': [['exclude', '_win\\.cc$']]
           }, {  # else: OS=="win"
             'sources/': [['exclude', '_posix\\.cc$']]
         }],
         ['toolkit_uses_gtk == 1', {
           'dependencies': [
@@ skipping 15 matching lines @@
           'sources': [
             'printing_context_mac.mm',
             'printing_context_mac.h',
           ],
         }],
         ['OS=="win"', {
           'dependencies': [
             '../win8/win8.gyp:win8_util',
           ],
           'conditions': [
-            ['use_aura==0', {
-              'sources': [
-                'printing_context_win.cc',
-                'printing_context_win.h',
+            ['use_aura==1', {
+              'dependencies': [
+                '<(DEPTH)/ui/aura/aura.gyp:aura',
               ],
           }]],
           'defines': [
             # PRINT_BACKEND_AVAILABLE disables the default dummy implementation
             # of the print backend and enables a custom implementation instead.
             'PRINT_BACKEND_AVAILABLE',
           ],
           'sources': [
             'backend/win_helper.cc',
             'backend/win_helper.h',
             'backend/print_backend_win.cc',
+            'printing_context_win.cc',
+            'printing_context_win.h',
           ],
           'sources!': [
             'print_destination_none.cc',
           ],
         }],
-        ['chromeos==1 or use_aura==1',{
+        ['chromeos==1 or (use_aura==1 and OS!="win")',{
           'sources': [
             'printing_context_no_system_dialog.cc',
             'printing_context_no_system_dialog.h',
           ],
         }],
         ['use_cups==1', {
           'dependencies': [
             'cups',
           ],
           'variables': {
@@ skipping 133 matching lines @@
                   '<!@(python cups_config_helper.py --cflags)',
                 ],
               }],
             ],
           },
         }],
       ],
     },
   ],
 }