Add default query method to WebIntentsRegistry.

chrome/browser/ui/intents/web_intents_model.h

Index: chrome/browser/ui/intents/web_intents_model.h
diff --git a/chrome/browser/ui/intents/web_intents_model.h b/chrome/browser/ui/intents/web_intents_model.h
index 2c9e03b21d3dc281a3830a6eba5cdcd62b966b4f..567dbb100b085a84587d65633a931ae08e214e23 100644
--- a/chrome/browser/ui/intents/web_intents_model.h
+++ b/chrome/browser/ui/intents/web_intents_model.h
@@ -11,6 +11,7 @@
 #include "ui/base/models/tree_node_model.h"
 
 class WebIntentsRegistry;
+struct DefaultWebIntentService;
 
 // The tree structure is a TYPE_ROOT node with title="",
 // children are TYPE_ORIGIN nodes with title=origin, whose
@@ -105,6 +106,10 @@ class WebIntentsModel : public ui::TreeNodeModel<WebIntentsTreeNode>,
       WebIntentsRegistry::QueryID query_id,
       const std::vector<webkit_glue::WebIntentServiceData>& services) OVERRIDE;
 
+  virtual void OnIntentsDefaultsQueryDone(
+      WebIntentsRegistry::QueryID query_id,
+      const DefaultWebIntentService& default_service) OVERRIDE;
+
  private:
   // Loads the data model from the WebIntentsRegistry.
   // TODO(gbillock): need an observer on that to absorb async updates?