[Extensions Schema Compiler] Don't bundle nocompile and jsexterns keys

tools/json_schema_compiler/cpp_bundle_generator.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 code
 import cpp_util
 from model import Platforms
 from schema_util import CapitalizeFirstLetter
 from schema_util import JsFunctionNameToClassName
 
@@ skipping 14 matching lines @@
     for value in node:
       _RemoveKey(value, key, type_restriction)
 
 def _RemoveUnneededFields(schema):
   """Returns a copy of |schema| with fields that aren't necessary at runtime
   removed.
   """
   # Return a copy so that we don't pollute the global api object, which may be
   # used elsewhere.
   ret = copy.deepcopy(schema)
-  _RemoveKey(ret, "description", basestring)
-  _RemoveKey(ret, "compiler_options", dict)
-  _RemoveKey(ret, "nodoc", bool)
-  _RemoveKey(ret, "noinline_doc", bool)
+  _RemoveKey(ret, 'description', basestring)
+  _RemoveKey(ret, 'compiler_options', dict)
+  _RemoveKey(ret, 'nodoc', bool)
+  _RemoveKey(ret, 'nocompile', bool)
+  _RemoveKey(ret, 'noinline_doc', bool)
+  _RemoveKey(ret, 'jsexterns', object)
   return ret
 
 def _PrefixSchemaWithNamespace(schema):
   """Modifies |schema| in place to prefix all types and references with a
   namespace, if they aren't already qualified. That is, in the tabs API, this
   will turn type Tab into tabs.Tab, but will leave the fully-qualified
   windows.Window as-is.
   """
   assert isinstance(schema, dict), "Schema is unexpected type"
   namespace = schema['namespace']
@@ skipping 326 matching lines @@
     c.Append()
     c.Append('// static')
     c.Sblock('bool %s::IsGenerated(std::string name) {' %
              self._bundle._GenerateBundleClass('GeneratedSchemas'))
     c.Append('return g_lazy_instance.Get().schemas.count(name) > 0;')
     c.Eblock('}')
     c.Append()
     c.Concat(cpp_util.CloseNamespace(self._bundle._cpp_namespace))
     c.Append()
     return c