patch 7.4.1575

Problem:    Using wrong size for struct.
Solution:   Use the size for wide API. (Ken Takata)

src/gui_w32.c

@@ -3682,10 +3682,9 @@ gui_mch_browseW(
     filterp = convert_filterW(filter);
 
     vim_memset(&fileStruct, 0, sizeof(OPENFILENAMEW));
-#ifdef OPENFILENAME_SIZE_VERSION_400
+#ifdef OPENFILENAME_SIZE_VERSION_400W
     /* be compatible with Windows NT 4.0 */
-    /* TODO: what to use for OPENFILENAMEW??? */
-    fileStruct.lStructSize = OPENFILENAME_SIZE_VERSION_400;
+    fileStruct.lStructSize = OPENFILENAME_SIZE_VERSION_400W;
 #else
     fileStruct.lStructSize = sizeof(fileStruct);
 #endif

src/version.c

@@ -743,6 +743,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1575,
 /**/
     1574,
 /**/