Add final part of IPC plumbing for FileSystem API

chrome/common/file_system/webfilesystem_impl.cc

 // Copyright (c) 2010 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 "chrome/common/file_system/webfilesystem_impl.h"
 
 #include "chrome/common/file_system/file_system_dispatcher.h"
 #include "chrome/common/child_thread.h"
 
 using WebKit::WebString;
 using WebKit::WebFileSystemCallbacks;
 
 WebFileSystemImpl::WebFileSystemImpl() {
 }
 
 void WebFileSystemImpl::move(const WebString& src_path,
     const WebString& dest_path, WebFileSystemCallbacks* callbacks) {
   FileSystemDispatcher* dispatcher =
       ChildThread::current()->file_system_dispatcher();
   dispatcher->Move(src_path, dest_path, callbacks);
 }
 
 void WebFileSystemImpl::copy(const WebKit::WebString& src_path,
     const WebKit::WebString& dest_path,
     WebKit::WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Copy(src_path, dest_path, callbacks);
 }
 
 void WebFileSystemImpl::remove(const WebString& path,
     WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Remove(path, callbacks);
 }
 
 void WebFileSystemImpl::readMetadata(const WebString& path,
     WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->ReadMetadata(path, callbacks);
 }
 
 void WebFileSystemImpl::createFile(const WebString& path,
     bool exclusive, WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Create(path, exclusive, false, callbacks);
 }
 
 void WebFileSystemImpl::createDirectory(const WebString& path,
     bool exclusive, WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Create(path, exclusive, true, callbacks);
 }
 
 void WebFileSystemImpl::fileExists(const WebString& path,
     WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Exists(path, false, callbacks);
 }
 
 void WebFileSystemImpl::directoryExists(const WebString& path,
     WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->Exists(path, true, callbacks);
 }
 
 void WebFileSystemImpl::readDirectory(const WebString& path,
     WebFileSystemCallbacks* callbacks) {
-  // TODO(kinuko): not implemented yet.
+  FileSystemDispatcher* dispatcher =
+      ChildThread::current()->file_system_dispatcher();
+  dispatcher->ReadDirectory(path, callbacks);
 }