Return operation name in prefetch request callback and add internal page hookup

chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js

Index: chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js
diff --git a/chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js b/chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js
index 6e1ad1f68c2f50dc08a9e83d90314a22f1124b64..69f5328ae949047563afdb55cdc58a79fc198f7a 100644
--- a/chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js
+++ b/chrome/browser/resources/offline_pages/offline_internals_browser_proxy.js
@@ -131,6 +131,18 @@ cr.define('offlineInternals', function() {
      * @return {!Promise} A promise firing when the task has been cancelled.
      */
     cancelNwake: function() {},
+
+    /**
+     * Sends a request to generate page bundle.
+     * @return {!Promise} A promise firing when the request is sent.

[dpapad, 2017/06/12 23:29:20]

Can you document the returned data structure? Promise<SomeType> where SomeType
is a typedef defined in this file (or string,number etc).

[jianli, 2017/06/12 23:48:15]

Done.

+     */
+    generatePageBundle: function() {},
+
+    /**
+     * Sends a request to get operation.
+     * @return {!Promise} A promise firing when the request is sent.

[dpapad, 2017/06/12 23:29:20]

Same here.

[jianli, 2017/06/12 23:48:15]

Done.

+     */
+    getOperation: function() {},
   };
 
   /**
@@ -205,6 +217,16 @@ cr.define('offlineInternals', function() {
     cancelNwake: function() {
       return cr.sendWithPromise('cancelNwake');
     },
+
+    /** @override */
+    generatePageBundle: function(data) {
+      return cr.sendWithPromise('generatePageBundle', data);
+    },
+
+    /** @override */
+    getOperation: function(data) {
+      return cr.sendWithPromise('getOperation', data);
+    },
   };
 
   return {