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

Source/bindings/core/idl.gypi

 # 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.
 
 # IDL file lists; see: http://www.chromium.org/developers/web-idl-interfaces
 
 {
   'includes': [
     '../../core/core.gypi',
     'generated.gypi',
   ],
 
   'variables': {
+    'core_idl_definition_files': [
+      '<@(core_idl_files)',
+      '<@(core_dictionary_idl_files)',
+    ],
+
     # IDL file lists; see: http://www.chromium.org/developers/web-idl-interfaces
     # Interface IDL files: generate individual bindings (includes testing)
     'core_interface_idl_files': [
-      '<@(core_idl_files)',
+      '<@(core_idl_definition_files)',
       '<@(webcore_testing_idl_files)',
       '<@(generated_webcore_testing_idl_files)',
     ],
 
     # Write lists of main IDL files to a file, so that the command lines don't
     # exceed OS length limits.
-    'core_idl_files_list': '<|(core_idl_files_list.tmp <@(core_idl_files))',
+    'core_idl_files_list': '<|(core_idl_files_list.tmp <@(core_idl_definition_files))',
 
     # Dependency IDL files: don't generate individual bindings, but do process
     # in IDL dependency computation, and count as build dependencies
     # 'core_dependency_idl_files' is already used in Source/core, so avoid
     # collision
     'core_all_dependency_idl_files': [
       '<@(core_static_dependency_idl_files)',
       '<@(core_generated_dependency_idl_files)',
     ],
 
@@ skipping 10 matching lines @@
     'core_static_idl_files_list':
       '<|(core_static_idl_files_list.tmp <@(core_static_idl_files))',
 
     'core_generated_idl_files': [
       '<@(core_generated_interface_idl_files)',
       '<@(core_generated_dependency_idl_files)',
     ],
 
     # Static IDL files
     'core_static_interface_idl_files': [
-      '<@(core_idl_files)',
+      '<@(core_idl_definition_files)',
       '<@(webcore_testing_idl_files)',
     ],
     'core_static_dependency_idl_files': [
       '<@(core_dependency_idl_files)',
     ],
 
     # Generated IDL files
     'core_generated_interface_idl_files': [
       '<@(generated_webcore_testing_idl_files)',  # interfaces
     ],
 
     'core_generated_dependency_idl_files': [
       '<@(core_global_constructors_generated_idl_files)',  # partial interfaces
     ],
   },
 }