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 76 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_));
   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 182 matching lines @@
   return base::FilePath(file_extension).AsUTF16Unsafe();
 }
 
 WebBlobRegistry* WorkerWebKitPlatformSupportImpl::blobRegistry() {
   if (!blob_registry_.get() && thread_safe_sender_.get())
     blob_registry_.reset(new WebBlobRegistryImpl(thread_safe_sender_.get()));
   return blob_registry_.get();
 }
 
 }  // namespace content