SyncFS: Support resolveLocalFileSystemURL on SyncFileSystem

content/child/fileapi/file_system_dispatcher.h

 // 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.
 
 #ifndef CONTENT_CHILD_FILEAPI_FILE_SYSTEM_DISPATCHER_H_
 #define CONTENT_CHILD_FILEAPI_FILE_SYSTEM_DISPATCHER_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/id_map.h"
 #include "base/process/process.h"
 #include "ipc/ipc_listener.h"
 #include "ipc/ipc_platform_file.h"
 #include "webkit/common/fileapi/file_system_types.h"
 #include "webkit/common/quota/quota_types.h"
 
 namespace base {
 class FilePath;
 struct PlatformFileInfo;
 }
 
 namespace fileapi {
 struct DirectoryEntry;
+struct FileSystemInfo;
 }
 
 class GURL;
 
 namespace content {
 
 // Dispatches and sends file system related messages sent to/from a child
 // process from/to the main browser process.  There is one instance
 // per child process.  Messages are dispatched on the main child thread.
 class FileSystemDispatcher : public IPC::Listener {
  public:
   typedef base::Callback<void(base::PlatformFileError error)> StatusCallback;
   typedef base::Callback<void(
       const base::PlatformFileInfo& file_info)> MetadataCallback;
   typedef base::Callback<void(
       const base::PlatformFileInfo& file_info,
       const base::FilePath& platform_path,
       int request_id)> CreateSnapshotFileCallback;
   typedef base::Callback<void(
       const std::vector<fileapi::DirectoryEntry>& entries,
       bool has_more)> ReadDirectoryCallback;
   typedef base::Callback<void(
       const std::string& name,
       const GURL& root)> OpenFileSystemCallback;
   typedef base::Callback<void(
+      const fileapi::FileSystemInfo& info,
+      const base::FilePath& file_path,
+      bool is_directory)> ResolveURLCallback;
+  typedef base::Callback<void(
       int64 bytes,
       bool complete)> WriteCallback;
   typedef base::Callback<void(
       base::PlatformFile file,
       int file_open_id,
       quota::QuotaLimitType quota_policy)> OpenFileCallback;
 
   FileSystemDispatcher();
   virtual ~FileSystemDispatcher();
 
   // IPC::Listener implementation.
   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
 
   void OpenFileSystem(const GURL& origin_url,
                       fileapi::FileSystemType type,
                       long long size,
                       bool create,
                       const OpenFileSystemCallback& success_callback,
                       const StatusCallback& error_callback);
+  void ResolveURL(const GURL& filesystem_url,
+                  const ResolveURLCallback& success_callback,
+                  const StatusCallback& error_callback);
   void DeleteFileSystem(const GURL& origin_url,
                         fileapi::FileSystemType type,
                         const StatusCallback& callback);
   void Move(const GURL& src_path,
             const GURL& dest_path,
             const StatusCallback& callback);
   void Copy(const GURL& src_path,
             const GURL& dest_path,
             const StatusCallback& callback);
   void Remove(const GURL& path,
@@ skipping 56 matching lines @@
                           const CreateSnapshotFileCallback& success_callback,
                           const StatusCallback& error_callback);
 
  private:
   class CallbackDispatcher;
 
   // Message handlers.
   void OnDidOpenFileSystem(int request_id,
                            const std::string& name,
                            const GURL& root);
+  void OnDidResolveURL(int request_id,
+                       const fileapi::FileSystemInfo& info,
+                       const base::FilePath& file_path,
+                       bool is_directory);
   void OnDidSucceed(int request_id);
   void OnDidReadMetadata(int request_id,
                          const base::PlatformFileInfo& file_info);
   void OnDidCreateSnapshotFile(int request_id,
                                const base::PlatformFileInfo& file_info,
                                const base::FilePath& platform_path);
   void OnDidReadDirectory(int request_id,
                           const std::vector<fileapi::DirectoryEntry>& entries,
                           bool has_more);
   void OnDidFail(int request_id, base::PlatformFileError error_code);
   void OnDidWrite(int request_id, int64 bytes, bool complete);
   void OnDidOpenFile(
       int request_id,
       IPC::PlatformFileForTransit file,
       int file_open_id,
       quota::QuotaLimitType quota_policy);
 
   IDMap<CallbackDispatcher, IDMapOwnPointer> dispatchers_;
 
   DISALLOW_COPY_AND_ASSIGN(FileSystemDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_FILEAPI_FILE_SYSTEM_DISPATCHER_H_