SyncFS: Support resolveLocalFileSystemURL on SyncFileSystem

webkit/browser/fileapi/file_system_context.h

Index: webkit/browser/fileapi/file_system_context.h
diff --git a/webkit/browser/fileapi/file_system_context.h b/webkit/browser/fileapi/file_system_context.h
index 769420f17e5650fbab8e9147720bb8e92e60121a..997b5fe1e5b7c591f34da9076ba8c5d8dea251a6 100644
--- a/webkit/browser/fileapi/file_system_context.h
+++ b/webkit/browser/fileapi/file_system_context.h
@@ -154,6 +154,13 @@ class WEBKIT_STORAGE_BROWSER_EXPORT FileSystemContext
                               const std::string& name,
                               const GURL& root)> OpenFileSystemCallback;
 
+  // Used for ResolveURL.
+  typedef base::Callback<void(base::PlatformFileError result,
+                              const std::string& name,
+                              const GURL& root,
+                              const base::FilePath& file_path,
+                              bool is_directory)> ResolveURLCallback;
+
   // Used for DeleteFileSystem.
   typedef base::Callback<void(base::PlatformFileError result)>
       DeleteFileSystemCallback;
@@ -169,6 +176,11 @@ class WEBKIT_STORAGE_BROWSER_EXPORT FileSystemContext
       OpenFileSystemMode mode,
       const OpenFileSystemCallback& callback);
 
+  // TODO(nhiroki): writing a comment.
+  void ResolveURL(
+      const GURL& filesystem_url,
+      const ResolveURLCallback& callback);
+
   // Deletes the filesystem for the given |origin_url| and |type|. This should
   // be called on the IO Thread.
   void DeleteFileSystem(
@@ -270,6 +282,20 @@ class WEBKIT_STORAGE_BROWSER_EXPORT FileSystemContext
   // the constructor.
   void RegisterBackend(FileSystemBackend* backend);
 
+  void DidOpenFileSystemForResolveURL(
+      const FileSystemURL& url,
+      const ResolveURLCallback& callback,
+      const GURL& filesystem_root,
+      const std::string& filesystem_name,
+      base::PlatformFileError error);
+  void DidGetMetadataForResolveURL(
+      const FileSystemURL& url,
+      const FileSystemContext::ResolveURLCallback& callback,
+      const GURL& filesystem_roor,
+      const std::string& filesystem_name,
+      base::PlatformFileError error,
+      const base::PlatformFileInfo& file_info);
+
   // Returns a FileSystemBackend, used only by test code.
   SandboxFileSystemBackend* sandbox_backend() const {
     return sandbox_backend_.get();