Update whitelists related to Cast for Media Router Component Extension.

chrome/browser/media/media_capture_devices_dispatcher.cc

Index: chrome/browser/media/media_capture_devices_dispatcher.cc
diff --git a/chrome/browser/media/media_capture_devices_dispatcher.cc b/chrome/browser/media/media_capture_devices_dispatcher.cc
index 3a554e23fd31cefb4007971a1232d3b8b8be31b9..ef6127b337e5a3a6aaec44dac7a5c4bee431a59b 100644
--- a/chrome/browser/media/media_capture_devices_dispatcher.cc
+++ b/chrome/browser/media/media_capture_devices_dispatcher.cc
@@ -133,7 +133,10 @@ bool IsOriginForCasting(const GURL& origin) {
       // Google Cast Beta
       origin.spec() == "chrome-extension://dliochdbjfkdbacpmhlcpmleaejidimm/" ||
       // Google Cast Stable
-      origin.spec() == "chrome-extension://boadgeojelhgndaghljhdicfkmllpafd/";
+      origin.spec() == "chrome-extension://boadgeojelhgndaghljhdicfkmllpafd/" ||
+      // http://crbug.com/457908
+      origin.spec() == "chrome-extension://ekpaaapppgpmolpcldedioblbkmijaca/" ||
+      origin.spec() == "chrome-extension://fjhoaacokmgbjemoflkofnenfaiekifl/";
 }
 
 bool IsExtensionWhitelistedForScreenCapture(