useStaleLinkAge for VanishStaleLink

Also include gerrit #22247

Change-Id: Ifd8079172a096bef0edf89daca97395c2d35a5ce
diff --git a/web/api/src/main/resources/definitions/VanishedLink.json b/web/api/src/main/resources/definitions/VanishedLink.json
new file mode 100644
index 0000000..7bee04b
--- /dev/null
+++ b/web/api/src/main/resources/definitions/VanishedLink.json
@@ -0,0 +1,12 @@
+{
+    "type" : "object",
+    "required": [
+        "active"
+    ],
+    "properties": {
+        "active": {
+            "type": "boolean",
+            "example": true
+        }
+    }
+}