comctl32/button: Don't draw the button when losing focus before invalidating it.

dlls/comctl32/button.c

@@ -770,7 +770,6 @@ static LRESULT CALLBACK BUTTON_WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, L
     case WM_KILLFOCUS:
         TRACE("WM_KILLFOCUS %p\n",hWnd);
         infoPtr->state &= ~BST_FOCUS;
-        paint_button( infoPtr, btn_type, ODA_FOCUS );
 
         if ((infoPtr->state & BUTTON_BTNPRESSED) && GetCapture() == hWnd)
             ReleaseCapture();

dlls/comctl32/tests/button.c

@@ -600,11 +600,10 @@ static void test_button_messages(void)
         while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
         ok_sequence(sequences, COMBINED_SEQ_INDEX, button[i].setfocus, "SetFocus(hwnd) on a button", todo);
 
-        todo = button[i].style == BS_OWNERDRAW;
         SetFocus(0);
         SendMessageA(hwnd, WM_APP, 0, 0); /* place a separator mark here */
         while (PeekMessageA(&msg, 0, 0, 0, PM_REMOVE)) DispatchMessageA(&msg);
-        ok_sequence(sequences, COMBINED_SEQ_INDEX, button[i].killfocus, "SetFocus(0) on a button", todo);
+        ok_sequence(sequences, COMBINED_SEQ_INDEX, button[i].killfocus, "SetFocus(0) on a button", FALSE);
         ok(GetFocus() == 0, "expected focus 0, got %p\n", GetFocus());
 
         SendMessageA(hwnd, BM_SETSTYLE, button[i].style | BS_BOTTOM, TRUE);