Bump router_js

(cherry picked from commit 77677b9)

Author: chadhietala

package.json

@@ -151,7 +151,7 @@
     "rollup-plugin-commonjs": "^9.2.0",
     "rollup-plugin-node-resolve": "^4.0.0",
     "route-recognizer": "^0.3.4",
-    "router_js": "^6.2.3",
+    "router_js": "^6.2.4",
     "rsvp": "^4.8.4",
     "semver": "^5.5.0",
     "serve-static": "^1.13.2",

packages/@ember/-internals/routing/lib/system/route.ts

@@ -85,6 +85,7 @@ export function hasDefaultSerialize(route: Route) {
 
 class Route extends EmberObject implements IRoute {
   routeName!: string;
+  _internalName!: string;
   context: {} = {};
   serialize!: (model: {}, params: string[]) => object | undefined;
 

yarn.lock

@@ -7321,10 +7321,10 @@ route-recognizer@^0.3.4:
   resolved "https://registry.yarnpkg.com/route-recognizer/-/route-recognizer-0.3.4.tgz#39ab1ffbce1c59e6d2bdca416f0932611e4f3ca3"
   integrity sha512-2+MhsfPhvauN1O8KaXpXAOfR/fwe8dnUXVM+xw7yt40lJRfPVQxV6yryZm0cgRvAj5fMF/mdRZbL2ptwbs5i2g==
 
-router_js@^6.2.3:
-  version "6.2.3"
-  resolved "https://registry.yarnpkg.com/router_js/-/router_js-6.2.3.tgz#9bc2b7c3b01922533ecc70d1478f141e02f610be"
-  integrity sha512-2VmcsRhAZTq8gckbF7EXgQ/klfTiUMmeZk+RPKLie7SmQCiK1TcumiJKdr0GWnRabsSOUdWtmcV72v1WVXUSDQ==
+router_js@^6.2.4:
+  version "6.2.4"
+  resolved "https://registry.yarnpkg.com/router_js/-/router_js-6.2.4.tgz#dbff7372042e1a4305000c7ee9a5fca5402114c6"
+  integrity sha512-dmBtT9tFaB+zrgkxpoOu40IX4tCa2ZXIdQpxOzEvFIjHFHx+Sd8F03swLXE25iXWcjnJ9NiDuoKKj4dO4DPrcA==
   dependencies:
     "@types/node" "^10.5.5"