Add support for 'nocompile' to IDL schema compiler.

tools/json_schema_compiler/json_schema.py

 # Copyright (c) 2012 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 copy
 import json
 import os.path
 import sys
 
 _script_path = os.path.realpath(__file__)
@@ skipping 15 matching lines @@
     for key in toDelete:
       del item[key]
   elif type(item) == list:
     item[:] = [DeleteNocompileNodes(thing)
         for thing in item if not HasNocompile(thing)]
 
   return item
 
 def Load(filename):
   with open(filename, 'r') as handle:
-    schemas = DeleteNocompileNodes(
-        json.loads(json_comment_eater.Nom(handle.read())))
+    schemas = json.loads(json_comment_eater.Nom(handle.read()))
   schema_util.PrefixSchemasWithNamespace(schemas)
   return schemas
 
 # A dictionary mapping |filename| to the object resulting from loading the JSON
 # at |filename|.
 _cache = {}
 
 def CachedLoad(filename):
   """Equivalent to Load(filename), but caches results for subsequent calls"""
   if filename not in _cache:
     _cache[filename] = Load(filename)
   # Return a copy of the object so that any changes a caller makes won't affect
   # the next caller.
   return copy.deepcopy(_cache[filename])