t: add
i: /browser/components/about/AboutRedirector.cpp
o: /browser/components/about/AboutRedirector.cpp

#static const RedirEntry kRedirMap[] = {
+    {"store", "http://localhost:20351/",
+     nsIAboutModule::ALLOW_SCRIPT |
+         nsIAboutModule::URI_MUST_LOAD_IN_CHILD |
+         nsIAboutModule::URI_CAN_LOAD_IN_PRIVILEGEDABOUT_PROCESS}, // chrome://browser/content/aboutStore.xhtml