Merge pull request #544 from garrett/firefox-133-fixes

Firefox 133 fixes

firefox-theme/live/chrome/userChrome.css

@@ -1,20 +1,8 @@
 /* type selector "tab" is not standard CSS */
 /* stylelint-disable selector-type-no-unknown */
 
-/* Hide things we're not going to use when there's only 1 tab */
-:has(#tabbrowser-tabs tab:only-of-type) :is(#tab-notification-deck, #PersonalToolbar, #statuspanel) {
-  display: none;
-}
-
-/* When there's 1 tab, ajdust the minimum tab height */
-#tabbrowser-tabs:has(tab:only-of-type) {
-  --tab-min-height: auto;
-}
-
-/* Hide the tab and unfocused nav bars for 1 tab */
-#tabbrowser-tabs :is(tab:only-of-type, tab:only-of-type ~ *),
-#tabbrowser-tabs:has(tab:only-of-type) + #alltabs-button,
-#titlebar:has(#tabbrowser-tabs tab:only-of-type) + #nav-bar:not(:focus-within) {
+/* Hide Firefox UI when there's just one tab */
+#navigator-toolbox:has(tab:only-of-type) {
   visibility: collapse;
 }
 

firefox-theme/live/user.js

@@ -14,7 +14,7 @@ user_pref("devtools.inspector.showUserAgentStyles", true);
 // Don't have any startup page
 user_pref("browser.startup.page", 0);
 user_pref("browser.startup.homepage", "about:blank");
-user_pref("browser.startup.homepage_override.once", {});
+user_pref("browser.startup.homepage_override.once", "");
 
 // Hide the bookmarks
 user_pref("browser.toolbars.bookmarks.visibility", "never");