Fixing json compiler preview.

tools/json_schema_compiler/schema_loader.py

Index: tools/json_schema_compiler/schema_loader.py
diff --git a/tools/json_schema_compiler/schema_loader.py b/tools/json_schema_compiler/schema_loader.py
index a42f4c4c5673fd1f2c09d6a45356f1a32f53d2c3..3054560eb25ad1c84425ea39a512a9798f50315a 100644
--- a/tools/json_schema_compiler/schema_loader.py
+++ b/tools/json_schema_compiler/schema_loader.py
@@ -50,13 +50,7 @@ class SchemaLoader(object):
     self._include_rules = [(real_path, cpp_namespace_pattern)]
     self._include_rules.extend(include_rules)
 
-  def ResolveType(self, full_name, default_namespace):
-    name_parts = full_name.rsplit('.', 1)
-    if len(name_parts) == 1:
-      if full_name not in default_namespace.types:
-        return None
-      return default_namespace
-    full_namespace, type_name = full_name.rsplit('.', 1)
+  def ResolveNamespace(self, full_namespace):
     filenames = GenerateFilenames(full_namespace)
     for path, namespace in self._include_rules:
       for filename in reversed(filenames):
@@ -66,21 +60,30 @@ class SchemaLoader(object):
               self.LoadSchema(filepath)[0],
               os.path.join(self._display_path, filepath),
               environment=CppNamespaceEnvironment(namespace))
-          if type_name in namespace.types:
-            return namespace
+          return namespace
+    return None
+
+  def ResolveType(self, full_name, default_namespace):
+    name_parts = full_name.rsplit('.', 1)
+    if len(name_parts) == 1:
+      if full_name not in default_namespace.types:
+        return None
+      return default_namespace
+    full_namespace, type_name = full_name.rsplit('.', 1)
+    namespace = self.ResolveNamespace(full_namespace)
+    if namespace and type_name in namespace.types:
+      return namespace
     return None
 
   def LoadSchema(self, schema):
     '''Load a schema definition. The schema parameter must be a file name
-    without any path component - the file is loaded from the path defined by
-    the real_path argument passed to the constructor.'''
+    with the full path.'''
     schema_filename, schema_extension = os.path.splitext(schema)
 
-    schema_path = os.path.join(self._real_path, schema);
     if schema_extension == '.json':
-      api_defs = json_schema.Load(schema_path)
+      api_defs = json_schema.Load(schema)
     elif schema_extension == '.idl':
-      api_defs = idl_schema.Load(schema_path)
+      api_defs = idl_schema.Load(schema)
     else:
       sys.exit('Did not recognize file extension %s for schema %s' %
                (schema_extension, schema))