user32: Don't overwrite the default button id when creating the dialog structure.

dlls/user.exe16/dialog.c

@@ -446,7 +446,6 @@ static HWND DIALOG_CreateIndirect16( HINSTANCE16 hInst, LPCVOID dlgTemplate,
     dlgInfo->hMenu       = HMENU_32( hMenu );
     dlgInfo->xBaseUnit   = xBaseUnit;
     dlgInfo->yBaseUnit   = yBaseUnit;
-    dlgInfo->idResult    = IDOK;
     dlgInfo->flags       = flags;
 
     SetWindowLong16( HWND_16(hwnd), DWLP_DLGPROC, (LONG)dlgProc );

dlls/user32/defdlg.c

@@ -339,7 +339,7 @@ DIALOGINFO *DIALOG_get_info( HWND hwnd, BOOL create )
         dlgInfo->hMenu       = 0;
         dlgInfo->xBaseUnit   = 0;
         dlgInfo->yBaseUnit   = 0;
-        dlgInfo->idResult    = 0;
+        dlgInfo->idResult    = IDOK;
         dlgInfo->flags       = 0;
         wndPtr->dlgInfo = dlgInfo;
     }

dlls/user32/dialog.c

@@ -672,7 +672,6 @@ static HWND DIALOG_CreateIndirect( HINSTANCE hInst, LPCVOID dlgTemplate,
     dlgInfo->hMenu       = hMenu;
     dlgInfo->xBaseUnit   = xBaseUnit;
     dlgInfo->yBaseUnit   = yBaseUnit;
-    dlgInfo->idResult    = IDOK;
     dlgInfo->flags       = flags;
 
     if (template.helpId) SetWindowContextHelpId( hwnd, template.helpId );