Dynamically generate a heading for Extension Docs API pages

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

Index: chrome/common/extensions/docs/server2/template_data_source.py
diff --git a/chrome/common/extensions/docs/server2/template_data_source.py b/chrome/common/extensions/docs/server2/template_data_source.py
index e00bb3ebc8702d82565246e671a4040cdef2403c..e0b5bf42cf18e9335d02f8c48473939942f784aa 100644
--- a/chrome/common/extensions/docs/server2/template_data_source.py
+++ b/chrome/common/extensions/docs/server2/template_data_source.py
@@ -16,9 +16,16 @@ _VERSION = 2
 
 EXTENSIONS_URL = '/chrome/extensions'
 
-def _MakeChannelDict(channel_name):
-  channel_dict = {
-    'channels': [{'name': name} for name in BranchUtility.GetAllBranchNames()],
+def _MakeChannelDict(channel_name, all_channels):
+  return {
+    'channels' : [
+      {
+        'name': channel['name'],
+        'version': channel['version'],
+        'path': channel['name'],
+        'isCurrent': channel['name'] == channel_name
+      } for channel in all_channels
+    ],
     'current': channel_name
   }
   for channel in channel_dict['channels']:
@@ -53,8 +60,9 @@ class TemplateDataSource(object):
                  cache_factory,
                  ref_resolver_factory,
                  public_template_path,
-                 private_template_path):
-      self._branch_info = _MakeChannelDict(channel_name)
+                 private_template_path,
+                 all_channels):
+      self._branch_info = _MakeChannelDict(channel_name, all_channels)
       self._api_data_source_factory = api_data_source_factory
       self._api_list_data_source_factory = api_list_data_source_factory
       self._intro_data_source_factory = intro_data_source_factory