--- a/jdk/src/share/classes/sun/font/StandardTextSource.java	Tue Oct 22 15:39:33 2013 -0700
+++ b/jdk/src/share/classes/sun/font/StandardTextSource.java	Wed Oct 23 08:56:56 2013 +0400
@@ -97,7 +97,7 @@
       throw new IllegalArgumentException("bad frc: null");
     }
 
-    this.chars = chars;
+    this.chars = chars.clone();
     this.start = start;
     this.len = len;
     this.cstart = cstart;
@@ -148,7 +148,7 @@
   // TextSource API
 
   public char[] getChars() {
-    return chars;
+    return chars.clone();
   }
 
   public int getStart() {