Revert "Widen API to show svg icons"

This reverts commit 3e53d06.

src/main/java/org/cryptomator/integrations/tray/TrayMenuController.java

@@ -28,41 +28,15 @@ static Optional<TrayMenuController> get() {
 	 * @param tooltip       Text shown when hovering
 	 * @throws TrayMenuException thrown when adding the tray icon failed
 	 */
-	default void showTrayIcon(byte[] imageData, Runnable defaultAction, String tooltip) throws TrayMenuException {
-		showTrayIcon(imageData, null, defaultAction, tooltip);
-	};
-
-	/**
-	 * Displays an icon on the system tray.
-	 *
-	 * @param imageData     What image to show
-	 * @param icon			The icon name of the icon to show. Can be an icon name following
-	 *                  	the Freedesktop Icon Naming Specification or a path to an icon file
-	 * @param defaultAction Action to perform when interacting with the icon directly instead of its menu
-	 * @param tooltip       Text shown when hovering
-	 * @throws TrayMenuException thrown when adding the tray icon failed
-	 */
-	void showTrayIcon(byte[] imageData, String icon, Runnable defaultAction, String tooltip) throws TrayMenuException;
-
-	/**
-	 * Updates the icon on the system tray.
-	 *
-	 * @param imageData What image to show
-	 * @throws IllegalStateException thrown when called before an icon has been added
-	 */
-	default void updateTrayIcon(byte[] imageData) {
-		updateTrayIcon(imageData, null);
-	};
+	void showTrayIcon(byte[] imageData, Runnable defaultAction, String tooltip) throws TrayMenuException;
 
 	/**
 	 * Updates the icon on the system tray.
 	 *
 	 * @param imageData What image to show
-	 * @param icon		The icon name of the icon to show. Can be an icon name following
-	 *                  the Freedesktop Icon Naming Specification or a path to an icon file
 	 * @throws IllegalStateException thrown when called before an icon has been added
 	 */
-	void updateTrayIcon(byte[] imageData, String icon);
+	void updateTrayIcon(byte[] imageData);
 
 	/**
 	 * Show the given options in the tray menu.