--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/resources/javac.properties	Mon Oct 30 21:23:10 2017 +0100
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/resources/javac.properties	Mon Nov 06 13:10:43 2017 +0100
@@ -435,6 +435,3 @@
 
 javac.err.unsupported.release.version=\
     release version {0} not supported
-
-javac.err.release.not.standard.file.manager=\
-    --release option specified, but the provided JavaFileManager is not a StandardJavaFileManager.