Add app.window.setIcon

chrome/common/extensions/api/app_window.idl

Index: chrome/common/extensions/api/app_window.idl
diff --git a/chrome/common/extensions/api/app_window.idl b/chrome/common/extensions/api/app_window.idl
index 7f88000cda72aa7b84bea0e5f1d83d5d2ef7d4ef..7842728b8ae18fef99b04bb2cb5428fbbd4ee024 100644
--- a/chrome/common/extensions/api/app_window.idl
+++ b/chrome/common/extensions/api/app_window.idl
@@ -121,6 +121,9 @@ namespace app.window {
     // Set the window's bounds.
     static void setBounds(Bounds bounds);
 
+    // Set the app icon.

[jeremya, 2012/12/04 23:56:34]

Can you document that this is a) experimental and b) only works on Ash?

Or possibly better (or as well), mark it [nodoc].

[stevenjb, 2012/12/05 00:56:16]

Added experimental, better comment, TODO, and [nodoc]

+    static void setIcon(DOMString icon_url);
+
     // The JavaScript 'window' object for the created child.
     [instanceOf=global] object contentWindow;
   };