Implement scriptBadge.requestToAct.

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.appWindow.create": "appWindow.html#method-create",
     "chrome.appWindow.focus": "appWindow.html#method-focus",
@@ skipping 290 matching lines @@
     "chrome.permissions.onAdded": "permissions.html#event-onAdded",
     "chrome.permissions.onRemoved": "permissions.html#event-onRemoved",
     "chrome.permissions.remove": "permissions.html#method-remove",
     "chrome.permissions.request": "permissions.html#method-request",
     "chrome.proxy.onProxyError": "proxy.html#event-onProxyError",
     "chrome.runtime.getBackgroundPage": "runtime.html#method-getBackgroundPage",
     "chrome.runtime.getManifest": "runtime.html#method-getManifest",
     "chrome.runtime.getURL": "runtime.html#method-getURL",
     "chrome.runtime.onInstalled": "runtime.html#event-onInstalled",
     "chrome.runtime.onSuspend": "runtime.html#event-onSuspend",
+    "chrome.scriptBadge.getAttention": "scriptBadge.html#method-getAttention",
     "chrome.scriptBadge.getPopup": "scriptBadge.html#method-getPopup",
     "chrome.scriptBadge.onClicked": "scriptBadge.html#event-onClicked",
     "chrome.scriptBadge.setPopup": "scriptBadge.html#method-setPopup",
     "chrome.storage.StorageArea.clear": "storage.html#method-StorageArea-clear",
     "chrome.storage.StorageArea.get": "storage.html#method-StorageArea-get",
     "chrome.storage.StorageArea.getBytesInUse": "storage.html#method-StorageArea-getBytesInUse",
     "chrome.storage.StorageArea.remove": "storage.html#method-StorageArea-remove",
     "chrome.storage.StorageArea.set": "storage.html#method-StorageArea-set",
     "chrome.storage.onChanged": "storage.html#event-onChanged",
     "chrome.tabs.captureVisibleTab": "tabs.html#method-captureVisibleTab",
@@ skipping 2460 matching lines @@
         "manifest.json",
         "popup.html",
         "popup.js",
         "sample.css"
       ],
       "source_hash": "8e51dc3a9577065d22ce92f3c838edc5ceaf4e65",
       "zip_path": "examples/api/extension/isAllowedAccess.zip"
     }
   ]
 }