Add support for persistent file access in apps.

chrome/renderer/resources/extensions/app_runtime_custom_bindings.js

Index: chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
diff --git a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
index a490c02677552bfac596483464b2968bffd2e4ba..bf1a8f23803011e04b5b44730889d9d3ceb0b089 100644
--- a/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
+++ b/chrome/renderer/resources/extensions/app_runtime_custom_bindings.js
@@ -17,37 +17,6 @@ var SerializeToString = appNatives.SerializeToString;
 var CreateBlob = appNatives.CreateBlob;
 var entryIdManager = require('entryIdManager');
 
-chromeHidden.Event.registerArgumentMassager('app.runtime.onRestarted',
-    function(args, dispatch) {
-  // These file entries don't get dispatched, we just use this hook to register
-  // them all with entryIdManager.
-  var fileEntries = args[0];
-
-  var pendingCallbacks = fileEntries.length;
-
-  var dispatchIfNoPendingCallbacks = function() {
-    if (pendingCallbacks == 0)
-      dispatch([]);
-  };
-
-  for (var i = 0; i < fileEntries.length; i++) {
-    var fe = fileEntries[i];
-    var fs = GetIsolatedFileSystem(fe.fileSystemId);
-    (function(fe, fs) {
-      fs.root.getFile(fe.baseName, {}, function(fileEntry) {
-        entryIdManager.registerEntry(fe.id, fileEntry);
-        pendingCallbacks--;
-        dispatchIfNoPendingCallbacks();
-      }, function(err) {
-        console.error('Error getting fileEntry, code: ' + err.code);
-        pendingCallbacks--;
-        dispatchIfNoPendingCallbacks();
-      });
-    })(fe, fs);
-  }
-  dispatchIfNoPendingCallbacks();
-});
-
 chromeHidden.Event.registerArgumentMassager('app.runtime.onLaunched',
     function(args, dispatch) {
   var launchData = args[0];