[Chromoting] Log extension name and version number on startup.

remoting/webapp/remoting.js

Index: remoting/webapp/remoting.js
diff --git a/remoting/webapp/remoting.js b/remoting/webapp/remoting.js
index b536190526c9275f68a927341ec463e6ca1d3be3..9723c7af5d4fbd87e518848b83617f7b79646cfb 100644
--- a/remoting/webapp/remoting.js
+++ b/remoting/webapp/remoting.js
@@ -73,6 +73,26 @@ remoting.init = function() {
     var button = document.getElementById('share-button');
     button.disabled = true;
   }
+
+  remoting.logExtensionInfoAsync_();

[Jamie, 2012/03/01 22:35:41]

I think this would be better at the start of the function, not least because
that way it will come out in the Me2Me session page as well.

[garykac, 2012/03/02 00:40:53]

Done.

+};
+
+/**
+ * Log information about the current extension.
+ * The extension manifest is loaded and parsed to extract this info.
+ */
+remoting.logExtensionInfoAsync_ = function() {
+  /** @type {XMLHttpRequest} */
+  var xhr = new XMLHttpRequest();
+  xhr.open('GET', 'manifest.json');
+  xhr.onload = function(e) {
+    var manifest =
+        /** @type {{name: string, version: string, default_locale: string}} */
+        JSON.parse(xhr.responseText);
+    console.log(manifest.name + ' version: ' + manifest.version +
+                ' (' + manifest.default_locale + ')');

[Jamie, 2012/03/01 22:35:41]

I don't think I'd bother with the default_locale. It's unlikely ever to change.

[garykac, 2012/03/02 00:40:53]

Done.

+  }
+  xhr.send(null);
 };
 
 /**