Doc server broken link detection

chrome/common/extensions/docs/templates/json/apps_sidenav.json

 [
   {
     "title": "Getting Started",
     "items": [
       {
         "title": "What Are Packaged Apps?",
         "href": "/apps/about_apps.html"
       },
       {
         "title": "Understand the Architecture",
@@ skipping 79 matching lines @@
       {
         "title": "Security & Privacy",
         "toggleable": true,
         "items": [
           {
             "title": "Identify User",
             "href": "/apps/app_identity.html"
           },
           {
             "title": "Comply with CSP",
-            "href": "/apps/app_csp.html"
+            "href": "/apps/contentSecurityPolicy.html"
           }
         ]
       },
       {
         "title": "Notifications",
         "toggleable": true,
         "items": [
             {
             "title": "Cloud Messaging",
             "toggleable": true,
@@ skipping 106 matching lines @@
         "title": "FAQ",
         "href": "/apps/faq.html"
       },
       {
         "title": "Samples",
         "href": "/apps/samples.html"
       }
     ]
   }
 ]