Fixed memory leak.
Removed redundant ImageList_DragShowNolock(FALSE) call.

dlls/comctl32/imagelist.c

diff --git a/dlls/comctl32/imagelist.c b/dlls/comctl32/imagelist.c
index a3ee6d3..2b7f6cf 100644
--- a/dlls/comctl32/imagelist.c
+++ b/dlls/comctl32/imagelist.c
@@ -1163,6 +1163,7 @@
 
 	DeleteDC(hdcBg);
 	DeleteDC(hdcOffScreen);
+	DeleteObject(hbmOffScreen);
 	ReleaseDC(InternalDrag.hwnd, hdcDrag);
     }
 
@@ -1477,9 +1478,6 @@
 BOOL WINAPI
 ImageList_EndDrag (void)
 {
-    /* hide the drag image */
-    ImageList_DragShowNolock(FALSE);
-
     /* cleanup the InternalDrag struct */
     InternalDrag.hwnd = 0;
     ImageList_Destroy (InternalDrag.himl);