--- old/src/java.desktop/unix/classes/sun/awt/X11InputMethodBase.java	2018-11-06 17:30:38.000000000 +0900
+++ new/src/java.desktop/unix/classes/sun/awt/X11InputMethodBase.java	2018-11-06 17:30:37.000000000 +0900
@@ -124,6 +124,9 @@
     // this structure needs to be accessed within AWT_LOCK/UNLOCK
     protected transient long pData = 0; // accessed by native
 
+    // To keep the activated instance for IM resuming
+    protected static X11InputMethod activatedInstance = null;
+
     // Initialize highlight mapping table
     static {
         @SuppressWarnings({"unchecked", "rawtypes"})