--- a/src/jdk.compiler/share/classes/com/sun/tools/javac/util/JCDiagnostic.java	Fri Feb 15 05:32:36 2019 -0500
+++ b/src/jdk.compiler/share/classes/com/sun/tools/javac/util/JCDiagnostic.java	Fri Feb 15 12:09:53 2019 +0100
@@ -429,9 +429,9 @@
         RECOVERABLE,
         NON_DEFERRABLE,
         COMPRESSED,
-        /** Print multiple errors for same source locations.
+        /** Flag for diagnostics that were reported through API methods.
          */
-        MULTIPLE,
+        API,
         /** Flag for not-supported-in-source-X errors.
          */
         SOURCE_LEVEL;