mash: Disable ash_sysui; begin removal.

chrome/app/mojo/chrome_manifest.json

Index: chrome/app/mojo/chrome_manifest.json
diff --git a/chrome/app/mojo/chrome_manifest.json b/chrome/app/mojo/chrome_manifest.json
index 0e1ab90ba996b8a4fdd33eb6488bfe781b476f6f..85dda9bd22a7511f30374c181e33d79402c8e36e 100644
--- a/chrome/app/mojo/chrome_manifest.json
+++ b/chrome/app/mojo/chrome_manifest.json
@@ -5,9 +5,9 @@
   "capabilities": {
     "required": {
       "*": { "classes": [ "app" ] },
-      "mojo:ash_sysui": {
+      "mojo:ash": {

[msw, 2016/08/09 23:31:23]

This is just a placeholder for now; these interfaces aren't yet supported in
mojo:ash, but soon should be. Let me know if you'd rather remove them for now
and add them back in the next cl.

         "interfaces": [
-          "ash::sysui::mojom::WallpaperController",
+          "ash::mojom::WallpaperController",
           "mash::shelf::mojom::ShelfController"
         ]
       }