Fix samples extensions. Add icons (nothing building or testable)

chrome/test/data/extensions/samples/buildbot/manifest.json

Index: chrome/test/data/extensions/samples/buildbot/manifest.json
diff --git a/chrome/test/data/extensions/samples/buildbot/manifest.json b/chrome/test/data/extensions/samples/buildbot/manifest.json
index 3616c185a5b7de2bf2089d12d86e933cbf76aac0..308044bba68060adc8c13fa16a8075aa38294763 100644
--- a/chrome/test/data/extensions/samples/buildbot/manifest.json
+++ b/chrome/test/data/extensions/samples/buildbot/manifest.json
@@ -1,9 +1,13 @@
 {
   "name": "Chromium Buildbot Monitor",
-  "version": "0.4",
+  "version": "0.5",
   "description": "Displays the status of the Chromium buildbot in the extension toolstrip. On hover, expands to give more detail about each bot.",
   "icons": { "128": "icon.png" },
   "toolstrips": [
     "buildbot.html"
+  ],
+  "permissions": [
+    "http://build.chromium.org/",
+    "http://chromium-status.appspot.com/"
   ]
 }