feat: Small improvements to haptifc feedback and coloring, b=no-bug, c=common, media, tabs, workspaces

src/browser/app/profile/browser.inc

@@ -8,7 +8,6 @@ pref("browser.startup.page", 3);
 pref("browser.sessionstore.restore_pinned_tabs_on_demand", true);
 
 // Toolbars
-pref("browser.tabs.closeWindowWithLastTab", false);
 pref("browser.tabs.loadBookmarksInTabs", false);
 pref("browser.tabs.hoverPreview.enabled", false);
 pref("browser.tabs.dragdrop.moveOverThresholdPercent", 50);

src/browser/base/content/browser-commands-js.patch

@@ -1,5 +1,5 @@
 diff --git a/browser/base/content/browser-commands.js b/browser/base/content/browser-commands.js
-index 352de44dda36e3f6672eb353f42978ede0cd2681..0fde717eaf755526ec65b676c43bd34c6a675934 100644
+index b0b2383453ef771af3eb9260618f1e2e3022eb4e..7c5844582d9adb55c55fb1627a9980cf0e5c110b 100644
 --- a/browser/base/content/browser-commands.js
 +++ b/browser/base/content/browser-commands.js
 @@ -318,6 +318,10 @@ var BrowserCommands = {
@@ -13,18 +13,21 @@ index 352de44dda36e3f6672eb353f42978ede0cd2681..0fde717eaf755526ec65b676c43bd34c
      // A notification intended to be useful for modular peformance tracking
      // starting as close as is reasonably possible to the time when the user
      // expressed the intent to open a new tab.  Since there are a lot of
-@@ -400,6 +404,10 @@ var BrowserCommands = {
+@@ -402,6 +406,13 @@ var BrowserCommands = {
        return;
      }
  
 +    if (gBrowser.selectedTab.hasAttribute("zen-empty-tab")) {
++      if (gZenWorkspaces.shouldCloseWindow()) {
++        closeWindow(true);
++      }
 +      return;
 +    }
 +
      // Keyboard shortcuts that would close a tab that is pinned select the first
      // unpinned tab instead.
      if (
-@@ -407,8 +415,8 @@ var BrowserCommands = {
+@@ -409,8 +420,8 @@ var BrowserCommands = {
        (event.ctrlKey || event.metaKey || event.altKey) &&
        gBrowser.selectedTab.pinned
      ) {

src/browser/themes/shared/preferences/zen-preferences.css

@@ -591,7 +591,9 @@ groupbox h2 {
 #dataCollectionCategory,
 #dataCollectionGroup,
 #websiteAdvertisingCategory,
-#websiteAdvertisingGroup {
+#websiteAdvertisingGroup,
+#webAppearanceGroup,
+#helpButton {
   display: none !important;
 }
 

src/browser/themes/shared/zen-icons/icons.css

@@ -165,6 +165,7 @@
 
 #add-ons-button,
 #appMenu-extensions-themes-button,
+#appMenu-unified-extensions-button,
 #unified-extensions-button {
   list-style-image: url('extension.svg') !important;
 }