// Closes the tab.
virtual void CloseTab(Tab* tab, CloseTabSource source) = 0;
+ // Toggles whether tab-wide audio muting is active.
+ virtual void ToggleTabAudioMute(Tab* tab) = 0;
+
// Shows a context menu for the tab at the specified point in screen coords.
virtual void ShowContextMenuForTab(Tab* tab,
const gfx::Point& p,