SyncFS: Support resolveLocalFileSystemURL on SyncFileSystem

content/child/fileapi/file_system_dispatcher.h

Index: content/child/fileapi/file_system_dispatcher.h
diff --git a/content/child/fileapi/file_system_dispatcher.h b/content/child/fileapi/file_system_dispatcher.h
index e0260fda17e2274f9e30bf3c457f4b81c5e76e8c..789887624a008ba8a853176165ec4fdfe5171f1d 100644
--- a/content/child/fileapi/file_system_dispatcher.h
+++ b/content/child/fileapi/file_system_dispatcher.h
@@ -49,6 +49,11 @@ class FileSystemDispatcher : public IPC::Listener {
       const std::string& name,
       const GURL& root)> OpenFileSystemCallback;
   typedef base::Callback<void(
+      const std::string& name,
+      const GURL& root,
+      const base::FilePath& file_path,
+      bool is_directory)> ResolveURLCallback;
+  typedef base::Callback<void(
       int64 bytes,
       bool complete)> WriteCallback;
   typedef base::Callback<void(
@@ -68,6 +73,9 @@ class FileSystemDispatcher : public IPC::Listener {
                       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);
@@ -137,6 +145,11 @@ class FileSystemDispatcher : public IPC::Listener {
   void OnDidOpenFileSystem(int request_id,
                            const std::string& name,
                            const GURL& root);
+  void OnDidResolveURL(int request_id,
+                       const std::string& name,
+                       const GURL& root,
+                       const base::FilePath& file_path,
+                       bool is_directory);
   void OnDidSucceed(int request_id);
   void OnDidReadMetadata(int request_id,
                          const base::PlatformFileInfo& file_info);