Add the boilerplate for actions to File System Provider API.

chrome/renderer/resources/extensions/file_system_provider_custom_bindings.js

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Custom binding for the fileSystemProvider API.
 
 var binding = require('binding').Binding.create('fileSystemProvider');
 var fileSystemProviderInternal =
     require('binding').Binding.create('fileSystemProviderInternal').generate();
 var eventBindings = require('event_bindings');
@@ skipping 127 matching lines @@
       var onErrorCallback = function(error) {
         fileSystemProviderInternal.operationRequestedError(
             options.fileSystemId, options.requestId, error,
             Date.now() - executionStart);
       }
 
       dispatch([options, onSuccessCallback, onErrorCallback]);
     });
 
 eventBindings.registerArgumentMassager(
+    'fileSystemProvider.onGetActionsRequested',
+    function(args, dispatch) {
+      var executionStart = Date.now();
+      var options = args[0];
+      var onSuccessCallback = function(actions) {
+        fileSystemProviderInternal.getActionsRequestedSuccess(
+            options.fileSystemId,
+            options.requestId,
+            actions,
+            Date.now() - executionStart);
+      };
+
+      var onErrorCallback = function(error) {
+        fileSystemProviderInternal.operationRequestedError(
+            options.fileSystemId, options.requestId, error,
+            Date.now() - executionStart);
+      }
+
+      dispatch([options, onSuccessCallback, onErrorCallback]);
+    });
+
+eventBindings.registerArgumentMassager(
     'fileSystemProvider.onReadDirectoryRequested',
     function(args, dispatch) {
       var executionStart = Date.now();
       var options = args[0];
       var onSuccessCallback = function(entries, hasNext) {
         var annotatedEntries = entries.map(annotateMetadata);
         // It is invalid to return a thumbnail when it's not requested.
         var error;
         annotatedEntries.forEach(function(metadata) {
           if (metadata.thumbnail) {
@@ skipping 108 matching lines @@
       var onSuccessCallback = function() {
         // TODO(mtomasz): To be implemented.
       };
       var onErrorCallback = function(error) {
         // TODO(mtomasz): To be implemented.
       }
       dispatch([onSuccessCallback, onErrorCallback]);
     });
 
 exports.binding = binding.generate();