Video Player: Add a cast menu

ui/file_manager/video_player/manifest.json

 {
   // chrome-extension://jcgeabjmjgoblfofpppfkcoakmfobdko/
   "key": "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw0/gRbJc545iEGRZs20Rl/HtrSUp8H3gJd4Y6hCe0CG1xQiJhZ5nc8qZyxa96gMxRAKBq54S6sjVVtV6uS70oU6FvrvwItByYkkqr4ZE7eMJKwMqnGItxWbh6KBodf89lpKoIy6MtYTqubBhXB/IQBZsXah90tXwRzaaJNWw+2BBRIhcPsH3ng+wgN7rwFxo4HIv9ZpqkYlx90rwkfjOmKPPnSXyXFIBJfmqfdbd8PLtcxzzOTE+vxwoXZuYWrthKm4uKfNqXIYns74sSJlqyKfctuR+nQdNh8uePv0e+/Ul3wER1/jIXULLjfyoaklyDs+ak3SDf+xWScJ+0LJ0AwIDAQAB",
   "manifest_version": 2,
   "name": "Video Player",
   "version": "1.0",
   "description": "Video Player",
   "display_in_launcher": false,
   "incognito" : "split",
   "icons": {
     "16": "images/100/icon.png",
     "32": "images/200/icon.png"
   },
   "permissions": [
+    "commandLinePrivate",
     "fileSystem",
+    "fileBrowserHandler",
     "fileBrowserPrivate",
     "fullscreen",
     "mediaPlayerPrivate",
     "storage",
     "chrome://resources/",
     "chrome://theme/"
   ],
   "file_handlers": {
     "video": {
       "types": [
@@ skipping 15 matching lines @@
         "ogx",
         "webm"
       ]
     }
   },
   "app": {
     "background": {
       "scripts": [
         "js/error_util.js",
         "js/test_util.js",
-        "js/background.js"
+        "js/background.js",
+        "chrome://resources/js/cr.js",
+        "chrome://resources/js/cr/event_target.js",
+        "chrome://resources/js/cr/ui/array_data_model.js",
+        "chrome://resources/js/load_time_data.js",
+        "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/common/js/util.js",
+        "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/common/js/async_util.js",
+        "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/common/js/volume_manager_common.js",
+        "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/background/js/volume_manager.js",
+        "chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj/foreground/js/file_type.js"
       ]
     },
-    "content_security_policy": "default-src 'none'; script-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' chrome://resources chrome://theme data:; media-src 'self'; object-src 'self'"
+    // The following ids are cast extension's ids .
+    // - boadgeojelhgndaghljhdicfkmllpafd (release)
+    // - dliochdbjfkdbacpmhlcpmleaejidimm (beta)
+    // - hfaagokkkhdbgiakmmlclaapfelnkoah
+    // - fmfcbgogabcbclcofgocippekhfcmgfj
+    // - enhhojjnijigcajfphajepfemndkmdlo
+    "content_security_policy": "default-src 'none'; script-src 'self' chrome://resources chrome-extension://boadgeojelhgndaghljhdicfkmllpafd chrome-extension://dliochdbjfkdbacpmhlcpmleaejidimm chrome-extension://hhaomjibdihmijegdhdafkllkbggdgoj chrome-extension://fmfcbgogabcbclcofgocippekhfcmgfj chrome-extension://enhhojjnijigcajfphajepfemndkmdlo; style-src 'self' chrome://resources 'unsafe-inline'; img-src 'self' chrome://theme chrome://resources data:; media-src 'self'; object-src 'self'"
   }
 }