IDL: Add build target for IDL dictionary impl generation in core

Source/bindings/core/v8/generated.gyp

 # Copyright 2014 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.
 
 # Generate IDL bindings for core, plus aggregate bindings files.
 #
 # Design doc: http://www.chromium.org/developers/design-documents/idl-build
 
 {
   'includes': [
@@ skipping 104 matching lines @@
         'core',
         '<(core_idl_files_list)',
         '--',
         '<@(bindings_core_v8_generated_aggregate_files)',
       ],
       'message': 'Generating aggregate generated core V8 bindings files',
     }],
   },
 ################################################################################
   {
+    # GN version: //third_party/WebKit/Source/bindings/core/v8:bindings_core_dictionary_impl_generated
+    # http://crbug.com/358074; See comments on
+    # 'bindings_core_v8_generated_individual' target
+    'target_name': 'bindings_core_dictionary_impl_generated',
+    'type': 'none',
+    'hard_dependency': 1,
+    'dependencies': [
+      '<(bindings_scripts_dir)/scripts.gyp:cached_jinja_templates',
+      '<(bindings_scripts_dir)/scripts.gyp:cached_lex_yacc_tables',
+      '../../modules/generated.gyp:interfaces_info',
+    ],
+    'sources': [
+      # FIXME: Add '<@(core_dictionary_idl_files)',
+      '<@(core_testing_dictionary_idl_files)',
+    ],
+    'actions': [{
+      'action_name': 'idl_dictionary',
+      # Mark as explicit idl action to prevent MSVS emulation on Windows.
+      'explicit_idl_action': 1,
+      'msvs_cygwin_shell': 0,
+      'inputs': [
+        '<@(core_testing_dictionary_idl_files)',
+        '<@(idl_lexer_parser_files)',
+        '<@(idl_compiler_files)',
+        '<(bindings_scripts_output_dir)/lextab.py',

[Jens Widell, 2014/08/12 15:18:00]

It would be somewhat nice to store lextab.py, parsetab.pickle and
cached_jinja_templates.stamp in a variable ("idl_cache_files" or something) to
avoid duplicating the information. This is the third instance in the tree, I
think.

[bashi, 2014/08/13 00:51:19]

Done.

+        '<(bindings_scripts_output_dir)/parsetab.pickle',
+        '<(bindings_scripts_output_dir)/cached_jinja_templates.stamp',
+        '<(bindings_dir)/IDLExtendedAttributes.txt',
+        '<(bindings_modules_output_dir)/InterfacesInfoModules.pickle',
+      ],
+      'outputs': [
+        # FIXME: Add '<@(generated_core_dictionary_files)',
+        '<@(generated_core_testing_dictionary_files)',
+      ],
+      'action': [
+        'python',
+        '<(bindings_scripts_dir)/idl_compiler.py',
+        '--cache-dir',
+        '<(bindings_scripts_output_dir)',
+        '--output-dir',
+        '<(SHARED_INTERMEDIATE_DIR)/blink/',
+        '--interfaces-info',
+        '<(bindings_modules_output_dir)/InterfacesInfoModules.pickle',
+        '--write-file-only-if-changed',
+        '<(write_file_only_if_changed)',
+        '--generate-dictionary-impl',
+        '<(core_dictionary_idl_files_list)',
+      ],
+      'message': 'Generating core IDL dictionary impl classes',
+    }],
+  },
+################################################################################
+  {
     # GN version: //third_party/WebKit/Source/bindings/core/v8:bindings_core_v8_generated
     'target_name': 'bindings_core_v8_generated',
     'type': 'none',
     'dependencies': [
+      'bindings_core_dictionary_impl_generated',
       'bindings_core_v8_generated_aggregate',
       'bindings_core_v8_generated_individual',
     ],
   },
 ################################################################################
   ],  # targets
 }