Further changes to API 18.

Change-Id: I647cd1b59033cc97d18e9229a75aba3981e0f004
diff --git a/api/18.txt b/api/18.txt
index 9b9fe6a..a9d0f57 100644
--- a/api/18.txt
+++ b/api/18.txt
@@ -12258,6 +12258,7 @@
 
   public static class MediaRouter.RouteInfo {
     method public android.media.MediaRouter.RouteCategory getCategory();
+    method public java.lang.CharSequence getDescription();
     method public android.media.MediaRouter.RouteGroup getGroup();
     method public android.graphics.drawable.Drawable getIconDrawable();
     method public java.lang.CharSequence getName();
@@ -12296,6 +12297,7 @@
 
   public static class MediaRouter.UserRouteInfo extends android.media.MediaRouter.RouteInfo {
     method public android.media.RemoteControlClient getRemoteControlClient();
+    method public void setDescription(java.lang.CharSequence);
     method public void setIconDrawable(android.graphics.drawable.Drawable);
     method public void setIconResource(int);
     method public void setName(java.lang.CharSequence);