Split dart:builtin into dart:builtin and dart:io.

runtime/bin/bin.gypi

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 {
   'variables': {
+    'io_in_cc_file': 'io_in.cc',
+    'io_cc_file': '<(SHARED_INTERMEDIATE_DIR)/io_gen.cc',
     'builtin_in_cc_file': 'builtin_in.cc',
     'builtin_cc_file': '<(SHARED_INTERMEDIATE_DIR)/builtin_gen.cc',
     'snapshot_in_cc_file': 'snapshot_in.cc',
     'snapshot_bin_file': '<(SHARED_INTERMEDIATE_DIR)/snapshot_gen.bin',
     'snapshot_cc_file': '<(SHARED_INTERMEDIATE_DIR)/snapshot_gen.cc',
     'cygwin_dir': '../../third_party/cygwin',
   },
   'targets': [
     {
       'target_name': 'generate_builtin_cc_file',
       'type': 'none',
       'conditions': [
         ['OS=="win"', {
           'msvs_cygwin_dirs': ['<(cygwin_dir)'],
         }],
       ],
       'includes': [
         'builtin_sources.gypi',
-        '../platform/platform_headers.gypi',
-      ],
-      'sources/': [
-        ['exclude', '\\.(cc|h)$'],
       ],
       'actions': [
         {
           'action_name': 'generate_builtin_cc',
           'inputs': [
             '../tools/create_string_literal.py',
             '<(builtin_in_cc_file)',
             '<@(_sources)',
           ],
           'outputs': [
             '<(builtin_cc_file)',
           ],
           'action': [
             'python',
             'tools/create_string_literal.py',
             '--output', '<(builtin_cc_file)',
             '--input_cc', '<(builtin_in_cc_file)',
             '<@(_sources)',
           ],
           'message': 'Generating ''<(builtin_cc_file)'' file.'
         },
       ]
     },
     {
+      'target_name': 'generate_io_cc_file',
+      'type': 'none',
+      'conditions': [
+        ['OS=="win"', {
+          'msvs_cygwin_dirs': ['<(cygwin_dir)'],
+        }],
+      ],
+      'includes': [
+        'io_sources.gypi',
+      ],
+      'actions': [
+        {
+          'action_name': 'generate_io_cc',
+          'inputs': [
+            '../tools/create_string_literal.py',
+            '<(io_in_cc_file)',
+            '<@(_sources)',
+          ],
+          'outputs': [
+            '<(io_cc_file)',
+          ],
+          'action': [
+            'python',
+            'tools/create_string_literal.py',
+            '--output', '<(io_cc_file)',
+            '--input_cc', '<(io_in_cc_file)',
+            '<@(_sources)',
+          ],
+          'message': 'Generating ''<(io_cc_file)'' file.'
+        },
+      ]
+    },
+    {
       'target_name': 'libdart_builtin',
       'type': 'static_library',
       'dependencies': [
         'generate_builtin_cc_file',
+        'generate_io_cc_file',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'builtin_natives.cc',
         'builtin.h',
       ],
       'includes': [
-        'builtin_sources.gypi',
+        'builtin_impl_sources.gypi',
         '../platform/platform_sources.gypi',
       ],
       'sources/': [
         ['exclude', '_test\\.(cc|h)$'],
       ],
       'conditions': [
         ['OS=="win"', {'sources/' : [
           ['exclude', 'fdutils.h'],
         ]}],
       ],
@@ skipping 26 matching lines @@
         'libdart_builtin',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'gen_snapshot.cc',
         'builtin.cc',
         # Include generated source files.
         '<(builtin_cc_file)',
+        '<(io_cc_file)',
       ],
       'conditions': [
         ['OS=="win"', {
           'link_settings': {
             'libraries': [ '-lws2_32.lib', '-lRpcrt4.lib' ],
           },
        }]],
     },
     {
       # Generate snapshot file.
@@ skipping 63 matching lines @@
         'libdart_builtin',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'main.cc',
         'builtin.cc',
         # Include generated source files.
         '<(builtin_cc_file)',
+        '<(io_cc_file)',
         'snapshot_empty.cc',
       ],
       'conditions': [
         ['OS=="win"', {
           'link_settings': {
             'libraries': [ '-lws2_32.lib', '-lRpcrt4.lib' ],
           },
        }]],
     },
     {
@@ skipping 12 matching lines @@
         'generate_snapshot_test_dat_file',
       ],
       'include_dirs': [
         '..',
         '<(SHARED_INTERMEDIATE_DIR)',
       ],
       'sources': [
         'run_vm_tests.cc',
       ],
       'includes': [
-        'builtin_sources.gypi',
+        'builtin_impl_sources.gypi',
         '../platform/platform_sources.gypi',
         '../vm/vm_sources.gypi',
       ],
       'defines': [
         'TESTING',
       ],
       # Only include _test.[cc|h] files.
       'sources/': [
         ['exclude', '\\.(cc|h)$'],
         ['include', '_test\\.(cc|h)$'],
         ['include', 'run_vm_tests.cc'],
       ],
       'conditions': [
         ['OS=="win"', {
           'link_settings': {
             'libraries': [ '-lws2_32.lib', '-lRpcrt4.lib' ],
           },
         }],
       ],
     },
   ],
 }