Move Emf class to the printing library. Also creates a platform agnostic Nat...

printing/printing.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': 'printing',
       'type': '<(library)',
       'dependencies': [
         '../base/base.gyp:base',
+        '../base/base.gyp:base_gfx',
+        
       ],
       'msvs_guid': '9E5416B9-B91B-4029-93F4-102C1AD5CAF4',
       'include_dirs': [
         '..',
       ],
       'sources': [
+        'emf_win.cc',
+        'emf_win.h',
+        'native_metafile.h',
         'units.cc',
         'units.h',
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           '..',
         ],
       },
       'conditions': [
         ['OS!="linux"', {'sources/': [['exclude', '_linux\\.cc$']]}],
         ['OS!="mac"', {'sources/': [['exclude', '_mac\\.(cc|mm?)$']]}],
         ['OS!="win"', {
           'sources/': [['exclude', '_win\\.cc$']]
         }, {  # else: OS=="win"
           'sources/': [['exclude', '_posix\\.cc$']]
         }],
       ],
     },
     {
       'target_name': 'printing_unittests',
       'type': 'executable',
       'msvs_guid': '8B2EE5D9-41BC-4AA2-A401-2DC143A05D2E',
       'dependencies': [
         'printing',
         '../testing/gtest.gyp:gtest',
         '../testing/gtest.gyp:gtestmain',
       ],
       'sources': [
+        'emf_win_unittest.cc',
         'units_unittest.cc',
       ],
+      'conditions': [
+        ['OS!="linux"', {'sources/': [['exclude', '_linux_unittest\\.cc$']]}],
+        ['OS!="mac"', {'sources/': [['exclude', '_mac_unittest\\.(cc|mm?)$']]}],
+        ['OS!="win"', {
+          'sources/': [['exclude', '_win_unittest\\.cc$']]
+        }, {  # else: OS=="win"
+          'sources/': [['exclude', '_posix_unittest\\.cc$']]
+        }],
+      ],
     },
   ],
 }