Create a RegisterViewAssociate method in ViewManager

services/ui/view_manager/view_associate_table.h

Index: services/ui/view_manager/view_associate_table.h
diff --git a/services/ui/view_manager/view_associate_table.h b/services/ui/view_manager/view_associate_table.h
index 9cdc71b84eb78910e3eadde605baca78a690c6ae..bfdc7ea8dd048398741917c347765869c2638755 100644
--- a/services/ui/view_manager/view_associate_table.h
+++ b/services/ui/view_manager/view_associate_table.h
@@ -35,6 +35,9 @@ class ViewAssociateTable {
       const std::vector<std::string>& urls,
       const AssociateConnectionErrorCallback& connection_error_callback);
 
+  void RegisterViewAssociate(mojo::ui::ViewInspector* inspector,
+                             mojo::ui::ViewAssociatePtr associate);
+
   // Connects to services offered by the view associates.
   void ConnectToViewService(mojo::ui::ViewTokenPtr view_token,
                             const mojo::String& service_name,
@@ -49,15 +52,21 @@ class ViewAssociateTable {
 
  private:
   struct AssociateData {
-    AssociateData(const std::string& url, mojo::ui::ViewInspector* inspector);
+    AssociateData(mojo::ui::ViewAssociatePtr associate,
+                  mojo::ui::ViewInspector* inspector);
     ~AssociateData();
 
-    const std::string url;
     mojo::ui::ViewAssociatePtr associate;
     mojo::ui::ViewAssociateInfoPtr info;
     mojo::Binding<mojo::ui::ViewInspector> inspector_binding;
   };
 
+  void ConnectAssociate(mojo::ApplicationImpl* app_impl,
+                        mojo::ui::ViewInspector* inspector,
+                        const std::string& url);
+
+  void OnAssociateConnectionError(AssociateData* associate_data);
+
   std::vector<std::unique_ptr<AssociateData>> associates_;
 
   uint32_t pending_connection_count_ = 0u;