CastExtensionHandler for Chromoting Webapp

remoting/webapp/js_proto/chrome_proto.js

Index: remoting/webapp/js_proto/chrome_proto.js
diff --git a/remoting/webapp/js_proto/chrome_proto.js b/remoting/webapp/js_proto/chrome_proto.js
index f7b9a6f738590dbbfe5856bb1445b5b87f9c95b2..63480026f9676d3a92800b5744bb7788bba9decf 100644
--- a/remoting/webapp/js_proto/chrome_proto.js
+++ b/remoting/webapp/js_proto/chrome_proto.js
@@ -340,3 +340,126 @@ function ClientRect() {
   /** @type {number} */
   this.right = 0;
 };
+
+/** @type {Object} */
+chrome.cast = {};
+
+/** @constructor */
+chrome.cast.AutoJoinPolicy = function() {};
+
+/** @type {chrome.cast.AutoJoinPolicy} */
+chrome.cast.AutoJoinPolicy.PAGE_SCOPED;
+
+/** @type {chrome.cast.AutoJoinPolicy} */
+chrome.cast.AutoJoinPolicy.ORIGIN_SCOPED;
+
+/** @type {chrome.cast.AutoJoinPolicy} */
+chrome.cast.AutoJoinPolicy.TAB_AND_ORIGIN_SCOPED;
+
+/** @constructor */
+chrome.cast.DefaultActionPolicy = function() {};
+
+/** @type {chrome.cast.DefaultActionPolicy} */
+chrome.cast.DefaultActionPolicy.CAST_THIS_TAB;
+
+/** @type {chrome.cast.DefaultActionPolicy} */
+chrome.cast.DefaultActionPolicy.CREATE_SESSION;

[Jamie, 2014/08/13 23:21:04]

AutoJoinPolicy, DefaultActionPolicy and ReceiverAvailability feel like enums.
Are they actually complex types under-the-hood?

[aiguha, 2014/08/15 07:09:56]

They are, but I wasn't sure how to prototype those. Can this be fixed in a
follow up? (jscompile is happy with this, though they are really enums).

+
+/** @constructor */
+chrome.cast.Error = function() {};
+
+/** @constructor */
+chrome.cast.ReceiverAvailability = function() {};
+
+/** @type {chrome.cast.ReceiverAvailability} */
+chrome.cast.ReceiverAvailability.AVAILABLE;
+
+/** @type {chrome.cast.ReceiverAvailability} */
+chrome.cast.ReceiverAvailability.UNAVAILABLE;
+
+/** @type {Object} */
+chrome.cast.media = {};
+
+/** @constructor */
+chrome.cast.media.Media = function() {
+  /** @type {number} */
+  this.mediaSessionId = 0;
+};
+
+/** @constructor */
+chrome.cast.Session = function() {
+  /** @type {Array.<chrome.cast.media.Media>} */
+  this.media = [];
+
+  /** @type {string} */
+  this.sessionId = '';
+};
+
+/**
+ * @param {string} namespace
+ * @param {Object} message
+ * @param {function():void} successCallback
+ * @param {function(chrome.cast.Error):void} errorCallback
+ */
+chrome.cast.Session.prototype.sendMessage =
+    function(namespace, message, successCallback, errorCallback) {};
+
+/**
+ * @param {function(chrome.cast.media.Media):void} listener
+ */
+chrome.cast.Session.prototype.addMediaListener = function(listener) {};
+
+/**
+ * @param {function(boolean):void} listener
+ */
+chrome.cast.Session.prototype.addUpdateListener = function(listener) {};
+
+/**
+ * @param {string} namespace
+ * @param {function(chrome.cast.media.Media):void} listener
+ */
+chrome.cast.Session.prototype.addMessageListener =
+    function(namespace, listener){};
+
+/**
+ * @param {function():void} successCallback
+ * @param {function(chrome.cast.Error):void} errorCallback
+ */
+chrome.cast.Session.prototype.stop =
+    function(successCallback, errorCallback) {};
+
+/**
+ * @constructor
+ * @param {string} applicationID
+ */
+chrome.cast.SessionRequest = function(applicationID) {};
+
+/**
+ * @constructor
+ * @param {chrome.cast.SessionRequest} sessionRequest
+ * @param {function(chrome.cast.Session):void} sessionListener
+ * @param {function(chrome.cast.ReceiverAvailability):void} receiverListener
+ * @param {chrome.cast.AutoJoinPolicy=} opt_autoJoinPolicy
+ * @param {chrome.cast.DefaultActionPolicy=} opt_defaultActionPolicy
+ */
+chrome.cast.ApiConfig = function(sessionRequest,
+                                 sessionListener,
+                                 receiverListener,
+                                 opt_autoJoinPolicy,
+                                 opt_defaultActionPolicy) {};
+
+/**
+ * @param {chrome.cast.ApiConfig} apiConfig
+ * @param {function():void} onInitSuccess
+ * @param {function(chrome.cast.Error):void} onInitError
+ */
+chrome.cast.initialize =
+    function(apiConfig, onInitSuccess, onInitError) {};
+
+/**
+ * @param {function(chrome.cast.Session):void} successCallback
+ * @param {function(chrome.cast.Error):void} errorCallback
+ */
+chrome.cast.requestSession =
+    function(successCallback, errorCallback) {};
+