Fix a space problem with the use of XkbKeyboardLayoutEngine::xkb_flag_map_

ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc

Index: ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
diff --git a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
index b72f6f208e3fd8deb9939b8cae47183269bc1802..f32ab0632466ade1293f354c37c7724c2d0f9122 100644
--- a/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
+++ b/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc
@@ -829,7 +829,7 @@ void XkbKeyboardLayoutEngine::SetKeymap(xkb_keymap* keymap) {
     } else {
       xkb_mod_mask_t flag = static_cast<xkb_mod_mask_t>(1) << index;
       XkbFlagMapEntry e = {flags[i].ui_flag, flag};
-      xkb_flag_map_.push_back(e);
+      xkb_flag_map_[i] = e;
     }
   }