WebMIDI: Add MIDIOptions dictionary

Source/bindings/modules/idl.gni

 # 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.
 
 import("//third_party/WebKit/Source/bindings/core/idl.gni")
 import("//third_party/WebKit/Source/modules/modules.gni")
 
 # IDL file lists; see: http://www.chromium.org/developers/web-idl-interfaces
 
+modules_definition_idl_files =
+  modules_dictionary_idl_files +
+  modules_idl_files
+
 # Static IDL files
 modules_static_interface_idl_files =
-  modules_idl_files
+  modules_definition_idl_files
 modules_static_dependency_idl_files =
   modules_dependency_idl_files +
   modules_testing_dependency_idl_files
 
 # Static IDL files / Generated IDL files
 #
 # In GYP, paths need to be passed separately for static and generated files, as
 # static files are listed in a temporary file (b/c too long for command line),
 # but generated files must be passed at the command line, as their paths are
 # not fixed at GYP time, when the temporary file is generated, because their
@@ skipping 10 matching lines @@
 # collision
 modules_all_dependency_idl_files =
   modules_static_dependency_idl_files
   #+  modules_generated_dependency_idl_files
 
 # Dependency IDL files: don't generate individual bindings, but do process
 # in IDL dependency computation, and count as build dependencies
 all_dependency_idl_files =
   core_all_dependency_idl_files +
   modules_all_dependency_idl_files