2 files changed, 86 insertions, 0 deletions
diff --git a/application/palemoon/themes/linux/browser.css b/application/palemoon/themes/linux/browser.css
index c6587babc..516677fe6 100644
--- a/application/palemoon/themes/linux/browser.css
+++ b/application/palemoon/themes/linux/browser.css
@@ -1758,6 +1758,90 @@ richlistitem[type~="action"][actiontype="switchtab"] > .ac-url-box > .ac-action-
   -moz-margin-end: -1px;
 }
 
+/* Tab sound indicator */
+.tab-icon-sound {
+  -moz-margin-start: 4px;
+  width: 16px;
+  height: 16px;
+  padding: 0;
+}
+
+.allTabs-endimage[soundplaying],
+.tab-icon-sound[soundplaying] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio");
+}
+
+.allTabs-endimage[muted],
+.tab-icon-sound[muted] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-muted");
+}
+
+.allTabs-endimage[blocked],
+.tab-icon-sound[blocked] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio.svg#tab-audio-blocked");
+}
+
+#TabsToolbar[brighttext] .tab-icon-sound[soundplaying],
+#TabsToolbar[brighttext] .tab-icon-sound[blocked],
+#TabsToolbar[brighttext] .tab-icon-sound[muted] {
+  filter: invert(1);
+}
+
+.tab-icon-sound[soundplaying-scheduledremoval]:not([muted]):not(:hover),
+.tab-icon-overlay[soundplaying-scheduledremoval]:not([muted]):not(:hover) {
+  transition: opacity .3s linear var(--soundplaying-removal-delay);
+  opacity: 0;
+}
+
+/* Tab icon overlay */
+.tab-icon-overlay {
+  width: 16px;
+  height: 16px;
+  margin-top: -8px;
+  margin-inline-start: -15px;
+  margin-inline-end: -1px;
+  position: relative;
+}
+
+.tab-icon-overlay[soundplaying],
+.tab-icon-overlay[muted]:not([crashed]),
+.tab-icon-overlay[blocked]:not([crashed]) {
+  border-radius: 10px;
+}
+
+.tab-icon-overlay[soundplaying]:hover,
+.tab-icon-overlay[muted]:not([crashed]):hover,
+.tab-icon-overlay[blocked]:not([crashed]):hover {
+  background-color: white;
+}
+
+.tab-icon-overlay[soundplaying] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio");
+}
+
+.tab-icon-overlay[muted] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio-muted");
+}
+
+.tab-icon-overlay[blocked] {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio-blocked");
+}
+
+#TabsToolbar[brighttext] .tab-icon-overlay[soundplaying]:not([selected]):not(:hover),
+.tab-icon-overlay[soundplaying][selected]:-moz-lwtheme-brighttext:not(:hover) {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio-white");
+}
+
+#TabsToolbar[brighttext] .tab-icon-overlay[muted]:not([crashed]):not([selected]):not(:hover),
+.tab-icon-overlay[muted][selected]:-moz-lwtheme-brighttext:not(:hover) {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio-white-muted");
+}
+
+#TabsToolbar[brighttext] .tab-icon-overlay[blocked]:not([crashed]):not([selected]):not(:hover),
+.tab-icon-overlay[blocked][selected]:-moz-lwtheme-brighttext:not(:hover) {
+  list-style-image: url("chrome://browser/skin/tabbrowser/tab-audio-small.svg#tab-audio-white-blocked");
+}
+
 /* Tabstrip new tab button */
 .tabs-newtab-button,
 #TabsToolbar > #new-tab-button ,
diff --git a/application/palemoon/themes/linux/jar.mn b/application/palemoon/themes/linux/jar.mn
index 8b2e9dc77..8cb6878e8 100644
--- a/application/palemoon/themes/linux/jar.mn
+++ b/application/palemoon/themes/linux/jar.mn
@@ -123,6 +123,8 @@ browser.jar:
   skin/classic/browser/tabbrowser/tab.png             (tabbrowser/tab.png)
   skin/classic/browser/tabbrowser/tab-overflow-border.png (tabbrowser/tab-overflow-border.png)
   skin/classic/browser/tabbrowser/tabDragIndicator.png (tabbrowser/tabDragIndicator.png)
+  skin/classic/browser/tabbrowser/tab-audio.svg       (../shared/tabbrowser/tab-audio.svg)
+  skin/classic/browser/tabbrowser/tab-audio-small.svg (../shared/tabbrowser/tab-audio-small.svg)
 #ifdef MOZ_SERVICES_SYNC
   skin/classic/browser/sync-16-throbber.png
   skin/classic/browser/sync-16.png