Remaining cleanup (base::Bind): Replacing FileUtilProxy calls with new callback

webkit/fileapi/file_system_file_util_proxy.h

Index: webkit/fileapi/file_system_file_util_proxy.h
diff --git a/webkit/fileapi/file_system_file_util_proxy.h b/webkit/fileapi/file_system_file_util_proxy.h
index e3763145e29f579c13c8ea1cee94bb851688784b..61c10801771ef51a0466f6b1d46ab2a52a180bed 100644
--- a/webkit/fileapi/file_system_file_util_proxy.h
+++ b/webkit/fileapi/file_system_file_util_proxy.h
@@ -7,7 +7,7 @@
 
 #include <vector>
 
-#include "base/callback.h"
+#include "base/callback_old.h"
 #include "base/file_path.h"
 #include "base/file_util_proxy.h"
 #include "base/memory/ref_counted.h"
@@ -32,10 +32,15 @@ using base::PlatformFileInfo;
 // FileSystem API.
 class FileSystemFileUtilProxy {
  public:
-  typedef base::FileUtilProxy::StatusCallback StatusCallback;
-  typedef base::FileUtilProxy::CreateOrOpenCallback CreateOrOpenCallback;
-  typedef base::FileUtilProxy::EnsureFileExistsCallback
-    EnsureFileExistsCallback;
+  typedef base::FileUtilProxy::Entry Entry;
+
+  // TODO(kinuko): replace them with new callback code.
+  typedef Callback1<PlatformFileError>::Type StatusCallback;
+  typedef Callback3<PlatformFileError /* error code */,
+                    base::PassPlatformFile,
+                    bool /* created */>::Type CreateOrOpenCallback;
+  typedef Callback2<PlatformFileError /* error code */,
+                    bool /* created */>::Type EnsureFileExistsCallback;
   typedef Callback3<PlatformFileError /* error code */,
                     const PlatformFileInfo& /* file_info */,
                     const FilePath& /* platform_path, where possible */
@@ -43,7 +48,8 @@ class FileSystemFileUtilProxy {
   typedef Callback2<PlatformFileError /* error code */,
                     const FilePath& /* local_path, where possible */
                     >::Type GetLocalPathCallback;
-  typedef base::FileUtilProxy::ReadDirectoryCallback ReadDirectoryCallback;
+  typedef Callback2<PlatformFileError /* error code */,
+                    const std::vector<Entry>&>::Type ReadDirectoryCallback;
 
   // Creates or opens a file with the given flags.  It is invalid to pass NULL
   // for the callback.