xcb: remove a redundant call to xcb_change_window_attributes()

Few lines above we use the same attributes to create the window.
If attributes don't change, there is not need to call
xcb_change_window_attributes()

Change-Id: I1335b8be866bdd9911d7911c87f09091bf77e955
Reviewed-by: Shawn Rutledge <shawn.rutledge@qt.io>

1 files changed, 0 insertions, 2 deletions

diff --git a/src/plugins/platforms/xcb/qxcbwindow.cpp b/src/plugins/platforms/xcb/qxcbwindow.cpp
index 9c589771d0..fd0d2f9f07 100644
--- a/src/plugins/platforms/xcb/qxcbwindow.cpp
+++ b/src/plugins/platforms/xcb/qxcbwindow.cpp
@@ -437,8 +437,6 @@ void QXcbWindow::create()
 
     connection()->addWindowEventListener(m_window, this);
 
-    xcb_change_window_attributes(xcb_connection(), m_window, mask, values);
-
     propagateSizeHints();
 
     xcb_atom_t properties[5];