Allow comments in extension config files.

tools/json_schema_compiler/compiler.py

Index: tools/json_schema_compiler/compiler.py
diff --git a/tools/json_schema_compiler/compiler.py b/tools/json_schema_compiler/compiler.py
index 54ab62f81c278b861332e3c30df8a7a6f717d35b..fb84a6ca461d72964a9e618aa05de265722f1871 100644
--- a/tools/json_schema_compiler/compiler.py
+++ b/tools/json_schema_compiler/compiler.py
@@ -19,7 +19,7 @@ Usage example:
 import cc_generator
 import cpp_type_generator
 import h_generator
-import json
+from json_schema import LoadJSON
 import model
 import optparse
 import os.path
@@ -49,8 +49,7 @@ if __name__ == '__main__':
 
 
   # Actually generate for source file.
-  with open(schema, 'r') as schema_file:
-    api_defs = json.loads(schema_file.read())
+  api_defs = LoadJSON(schema)
 
   for target_namespace in api_defs:
     referenced_schemas = target_namespace.get('dependencies', [])
@@ -58,8 +57,7 @@ if __name__ == '__main__':
     for referenced_schema in referenced_schemas:
       referenced_schema_path = os.path.join(
           os.path.dirname(schema), referenced_schema + '.json')
-      with open(referenced_schema_path, 'r') as referenced_schema_file:
-        referenced_api_defs = json.loads(referenced_schema_file.read())
+      referenced_api_defs = LoadJSON(referenced_schema_path)
 
       for namespace in referenced_api_defs:
         api_model.AddNamespace(namespace,