Code generation for extensions api

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
new file mode 100644
index 0000000000000000000000000000000000000000..dbc117481ebe22a568af605fa3b59b66b11464fa
--- /dev/null
+++ b/tools/json_schema_compiler/cpp_util.py
@@ -0,0 +1,26 @@
+# 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.
+"""Utilies and constants specific to Chromium C++ code.
+"""
+
+from datetime import datetime
+
+CHROMIUM_LICENSE = (
+"""// Copyright (c) %d 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.""" % datetime.now().year
+)
+GENERATED_FILE_MESSAGE = """// GENERATED FROM THE API DEFINITION IN
+//   %s
+// DO NOT EDIT.
+"""
+
+def cpp_name(s):
+  """Translates a namespace name or function name into something more
+  suited to C++.
+
+  eg experimental.downloads -> Experimental_Downloads
+  updateAll -> UpdateAll.
+  """
+  return '_'.join([x[0].upper() + x[1:] for x in s.split('.')])