Bug 1722078 - Remove obsolete reference to app-extension-fields.properties r=Gijs,necko-reviewers,valentin

The file is no longer being loaded since the patch for bug 1729738.

Differential Revision: https://phabricator.services.mozilla.com/D127663

browser/base/jar.mn

@@ -113,4 +113,3 @@ browser.jar:
 # L10n resources and overrides.
 % override chrome://global/locale/appstrings.properties chrome://browser/locale/appstrings.properties
 % override chrome://global/locale/netError.dtd chrome://browser/locale/netError.dtd
-% override chrome://global/locale/app-extension-fields.properties chrome://browser/locale/app-extension-fields.properties

netwerk/base/nsNetUtil.cpp

@@ -3402,13 +3402,6 @@ void CheckForBrokenChromeURL(nsILoadInfo* aLoadInfo, nsIURI* aURI) {
     return;
   }
 
-#ifdef ANDROID
-  // See bug 1722078
-  if (StringEndsWith(filePath, "/app-extension-fields.properties"_ns)) {
-    return;
-  }
-#endif
-
   nsCString spec;
   aURI->GetSpec(spec);