Extract ExtensionFunctionRegistry from ExtensionFunctionDispatcher.

tools/json_schema_compiler/cpp_util.py

Index: tools/json_schema_compiler/cpp_util.py
diff --git a/tools/json_schema_compiler/cpp_util.py b/tools/json_schema_compiler/cpp_util.py
index 3b65f5d55fb6b1b1cf47ffad06032d980d102582..253b6c97c25c39fd41a06641d1c44e9f9705eaca 100644
--- a/tools/json_schema_compiler/cpp_util.py
+++ b/tools/json_schema_compiler/cpp_util.py
@@ -6,6 +6,7 @@
 
 from datetime import datetime
 from model import PropertyType
+import os
 
 CHROMIUM_LICENSE = (
 """// Copyright (c) %d The Chromium Authors. All rights reserved.
@@ -16,6 +17,10 @@ GENERATED_FILE_MESSAGE = """// GENERATED FROM THE API DEFINITION IN
 //   %s
 // DO NOT EDIT.
 """
+GENERATED_BUNDLE_FILE_MESSAGE = """// GENERATED FROM THE API DEFINITIONS IN
+//   %s
+// DO NOT EDIT.
+"""
 
 def Classname(s):
   """Translates a namespace name or function name into something more
@@ -67,3 +72,11 @@ def GetParameterDeclaration(param, type_):
     'type': type_,
     'name': param.unix_name,
   }
+
+def GenerateIfndefName(path, filename):
+    """Formats a path and filename as a #define name.
+
+    e.g chrome/extensions/gen, file.h becomes CHROME_EXTENSIONS_GEN_FILE_H__.
+    """
+    return (('%s_%s_H__' % (path, filename))
+            .upper().replace(os.sep, '_'))