MD Extensions: Fix sidebar icons by including iron-icons.html

chrome/browser/resources/md_extensions/icons.html

Index: chrome/browser/resources/md_extensions/icons.html
diff --git a/chrome/browser/resources/md_extensions/icons.html b/chrome/browser/resources/md_extensions/icons.html
index 0d93dfb2e9b7ad4b7ce37a4a1afdee17f1c60c9c..e3fdfa649bcaeab004d71af05e16b8ef320a7b9b 100644
--- a/chrome/browser/resources/md_extensions/icons.html
+++ b/chrome/browser/resources/md_extensions/icons.html
@@ -1,4 +1,5 @@
 <link rel="import" href="chrome://resources/html/polymer.html">
+<link rel="import" href="chrome://resources/polymer/v1_0/iron-icons/iron-icons.html">

[Devlin, 2016/05/05 15:55:01]

Shouldn't this be imported by sidebar.html instead?

[michaelpg, 2016/05/05 16:10:15]

I'm ambivalent: either make icons.html the "hub" which lists and imports all the
icons Extensions uses, or import iron-icons.html from any file which uses
iron-icons.

Feel free to push your fix instead.

 <link rel="import" href="chrome://resources/polymer/v1_0/iron-iconset-svg/iron-iconset-svg.html">
 
 <iron-iconset-svg name="extensions-icons" size="24">