Android stock browser fix

angular#1356

src/ng/httpBackend.js

@@ -112,14 +112,13 @@ function createHttpBackend($browser, XHR, $browserDefer, callbacks, rawDocument)
     }
 
     function completeRequest(callback, status, response, headersString) {
-      var protocol = urlResolve(url).protocol;
-
       // cancel timeout and subsequent timeout promise resolution
       timeoutId && $browserDefer.cancel(timeoutId);
       jsonpDone = xhr = null;
 
-      // fix status code for file protocol (it's always 0)
-      status = (protocol == 'file' && status === 0) ? (response ? 200 : 404) : status;
+      // fix status code when it is 0 (0 status is undocumented).
+      // On Android 4.1 stock browser it occurs while retrieving files from application cache.
+      status = (status === 0) ? (response ? 200 : 404) : status;
 
       // normalize IE bug (http://bugs.jquery.com/ticket/1450)
       status = status == 1223 ? 204 : status;