[Chrome OS ECHO] Add cookies permission to extension and change intent disposition to inline

chrome/browser/resources/chromeos/offers/manifest.json

 {
   // chrome-extension://dfgpjpjbeeflfdhdpabeeeheghdmeigc
   "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCzzB6c4Z0cusW6trA/issIOyMaxXtPfMYQclO0Dg5rOrS8SZLOAio0G4TpYDvY8z/BPdAH3a1BOSeetey8tBSdcIhOoYpqN3i9yIFuZVwHuOt83AWnJrxinVUpY05HtTblopGvGtQNlCR5crMdG+uc2yI3NlPOFZVDrFXtOv/LXQIDAQAB",
-  "name": "Chrome OS Offers Extension",
-  "version": "0.0.1",
-  "description": "Offers Component Extension",
+  "name": "Chrome OS ECHO Extension",
+  "version": "0.0.2",
+  "description": "Chrome OS ECHO Extension",
+  // TODO(gauravsh): Move to manifest version 2, get rid of https://www-googleapis-test.sandbox.google.com once
+  //                 production service is up and running. crosbug.com/28353
+  "manifest_version": 1,
+  "content_security_policy": "default-src 'self'; script-src 'self' 'unsafe-eval' https://apis.google.com; frame-src 'self' https://www.googleapis.com https://www-googleapis-test.sandbox.google.com; object-src 'self'",
   "permissions": [
+      "cookies",
       "offersPrivate",
-      "https://*.google.com/*"
+      "https://*/*"
    ],
+  "web_accessible_resources": [
+    "main.html",
+    "main.js"
+  ],
   "intents": {
-    "https://crosoffers.com/checkOfferEligibility": {
-      "type" : ["application/vnd.chromeos.offers"],
-      "title" : "Redeem Chrome OS Offer",
-      "path" : "/main.html",
-      "disposition" : "window"
-    }
+    "https://crosoffers.com/startEcho": [{
+      "type" : ["application/vnd.chromeos.echo"],
+      "title" : "Initiate Chrome OS ECHO",
+      "path" : "main.html",
+      "disposition" : "inline"
+    }]
   }
 }