Add support for "documented_in" annotation in json api schema

chrome/common/extensions/docs/server2/reference_resolver.py

Index: chrome/common/extensions/docs/server2/reference_resolver.py
diff --git a/chrome/common/extensions/docs/server2/reference_resolver.py b/chrome/common/extensions/docs/server2/reference_resolver.py
index 8ab7393af140dc0c29d73032576547c72ba10c00..d0f480ee06c47c90e13e9b2f46bbd9d18da763f9 100644
--- a/chrome/common/extensions/docs/server2/reference_resolver.py
+++ b/chrome/common/extensions/docs/server2/reference_resolver.py
@@ -114,6 +114,9 @@ class ReferenceResolver(object):
       category, node_name = node_info
       if namespace is not None and text.startswith('%s.' % namespace):
         text = text[len('%s.' % namespace):]
+      api_namespace = self._api_models.GetModel(api_name).Get()

[not at google - send to devlin, 2014/03/26 22:11:11]

api_model

also this .Get() will be interesting, hopefully it won't slow things down too
much. I guess we'll see.

+      api_name = api_namespace.documentation_options.get('documented_in',

[not at google - send to devlin, 2014/03/26 22:11:11]

|api_name| is not a correct way to refer to this. perhaps

api_model = ...
filename = api_model.documentation_options.get(
    'documented_in', api_name)

+          api_name)
       return {
         'href': '%s.html#%s-%s' % (api_name, category, name.replace('.', '-')),

[not at google - send to devlin, 2014/03/26 22:11:11]

we can drop the .html from these now, actually. could you do that file-wide?

         'text': text,