Set menubar margins only when native titlebar is disabled

If native titlebar is enabled the rules would move tabs and navbar
partially below native titlebar. Those rules are not needed anyway
with native titlebar since window controls are in native titlebar.

chrome/navbar_tabs_oneliner_tabs_on_left.css

@@ -27,11 +27,11 @@ Window controls will be all wrong without it
 :root[uidensity="compact"] #navigator-toolbox{ --uc-toolbar-height: 34px;}
 :root[uidensity="touch"] #navigator-toolbox{ --uc-toolbar-height: 44px; }
 
-:root[uidensity=compact] #urlbar-container{
+:root[uidensity="compact"] #urlbar-container{
   --urlbar-container-height: var(--uc-toolbar-height) !important;
   padding-block: 0 !important;
 }
-:root[uidensity=compact] #urlbar{
+:root[uidensity="compact"] #urlbar{
   --urlbar-toolbar-height: var(--uc-toolbar-height) !important;
 }
 
@@ -41,9 +41,16 @@ Window controls will be all wrong without it
   #urlbar-container{ min-width:unset !important }
 }
 
-#toolbar-menubar{ height: initial !important; }
-#toolbar-menubar[inactive] > :not(.titlebar-buttonbox-container){ opacity: 0; pointer-events: none; }
-#toolbar-menubar[inactive]{ margin-bottom: calc(0px - var(--uc-toolbar-height)) }
+:root[tabsintitlebar] #toolbar-menubar{
+  height: initial !important;
+}
+:root[tabsintitlebar] #toolbar-menubar[inactive] > :not(.titlebar-buttonbox-container){
+  opacity: 0;
+  pointer-events: none;
+}
+:root[tabsintitlebar] #toolbar-menubar[inactive]{
+  margin-bottom: calc(0px - var(--uc-toolbar-height));
+}
 
 #TabsToolbar > .titlebar-buttonbox-container,
 .titlebar-spacer[type="post-tabs"]{
@@ -97,4 +104,4 @@ Window controls will be all wrong without it
 #urlbar-container:not(:hover) .urlbar-history-dropmarker{ margin-inline-start: -28px; }
 
 /* Fix customization view */
-#customization-panelWrapper > .panel-arrowbox > .panel-arrow{ margin-inline-end: initial !important; }
+#customization-panelWrapper > .panel-arrowbox > .panel-arrow{ margin-inline-end: initial !important; }