Implement Worker-MainThread bridge for FileSystem API in Chrome

content/worker/worker_webkitplatformsupport_impl.cc

 // Copyright (c) 2012 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.
 
 #include "content/worker/worker_webkitplatformsupport_impl.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/platform_file.h"
@@ skipping 78 matching lines @@
   NOTREACHED();
   return NULL;
 }
 
 WebMimeRegistry* WorkerWebKitPlatformSupportImpl::mimeRegistry() {
   return this;
 }
 
 WebFileSystem* WorkerWebKitPlatformSupportImpl::fileSystem() {
   if (!web_file_system_)
-    web_file_system_.reset(new WebFileSystemImpl());
+    web_file_system_.reset(new WebFileSystemImpl(child_thread_loop_.get()));
   return web_file_system_.get();
 }
 
 WebFileUtilities* WorkerWebKitPlatformSupportImpl::fileUtilities() {
   if (!file_utilities_) {
     file_utilities_.reset(new FileUtilities(thread_safe_sender_.get()));
     file_utilities_->set_sandbox_enabled(sandboxEnabled());
   }
   return file_utilities_.get();
 }
@@ skipping 192 matching lines @@
     const WebKit::WebURL& storage_partition,
     WebKit::WebStorageQuotaType type,
     WebKit::WebStorageQuotaCallbacks* callbacks) {
   ChildThread::current()->quota_dispatcher()->QueryStorageUsageAndQuota(
       storage_partition,
       static_cast<quota::StorageType>(type),
       QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks));
 }
 
 }  // namespace content