Describing the `sandbox` workflow for extension developers.

chrome/common/extensions/docs/samples.json

 {
   "api": {
     "chrome.alarms.clear": "alarms.html#method-clear",
     "chrome.alarms.clearAll": "alarms.html#method-clearAll",
     "chrome.alarms.create": "alarms.html#method-create",
     "chrome.alarms.get": "alarms.html#method-get",
     "chrome.alarms.getAll": "alarms.html#method-getAll",
     "chrome.alarms.onAlarm": "alarms.html#event-onAlarm",
     "chrome.app.window.create": "app.window.html#method-create",
     "chrome.app.window.focus": "app.window.html#method-focus",
@@ skipping 2311 matching lines @@
         "contacts.html",
         "contacts.js",
         "manifest.json",
         "onload.js"
       ],
       "source_hash": "194d8d5d6ec2ef0e06d8ed8134fcaf174dc7e811",
       "zip_path": "examples/extensions/oauth_contacts.zip"
     },
     {
       "api_calls": [
+        "chrome.browserAction.onClicked"
+      ],
+      "crx_path": null,
+      "description": "",
+      "features": [
+        "background_page",
+        "browser_action",
+        "notifications"
+      ],
+      "icon": null,
+      "id": "3c6dfba67f6a7480d931b5a4a646c151ad1a049b",
+      "name": "Sandboxed Frame",
+      "packaged_app": false,
+      "path": "examples/howto/sandbox/",
+      "protocols": [],
+      "search_string": "SANDBOXED FRAME  BACKGROUND_PAGE BROWSER_ACTION NOTIFICATIONS CHROME.BROWSERACTION.ONCLICKED",
+      "source_files": [
+        "eventpage.html",
+        "eventpage.js",
+        "handlebars-1.0.0.beta.6.js",
+        "manifest.json",
+        "sandbox.html"
+      ],
+      "source_hash": "5e3132df5468ab2cbec3f21fced28b492bc26ca9",
+      "zip_path": "examples/howto/sandbox.zip"
+    },
+    {
+      "api_calls": [
         "chrome.experimental.infobars.show"
       ],
       "crx_path": null,
       "description": "Shows an infobar on pages which contain the word 'sandwich'",
       "features": [
         "background_page",
         "experimental"
       ],
       "icon": "sandwich-128.png",
       "id": "38f6e1e17756ede38b1364c7114a738ca717dcbb",
@@ skipping 445 matching lines @@
         "manifest.json",
         "popup.html",
         "popup.js",
         "sample.css"
       ],
       "source_hash": "8e51dc3a9577065d22ce92f3c838edc5ceaf4e65",
       "zip_path": "examples/api/extension/isAllowedAccess.zip"
     }
   ]
 }