Update GraphDef version to 489.

PiperOrigin-RevId: 325761195
Change-Id: I1eb19d20d43ee9189b563472dbe0b3a65a5ef9f8
diff --git a/tensorflow/core/public/version.h b/tensorflow/core/public/version.h
index 1813717..fa0df24 100644
--- a/tensorflow/core/public/version.h
+++ b/tensorflow/core/public/version.h
@@ -108,7 +108,7 @@
 
 #define TF_GRAPH_DEF_VERSION_MIN_PRODUCER 0
 #define TF_GRAPH_DEF_VERSION_MIN_CONSUMER 0
-#define TF_GRAPH_DEF_VERSION 488  // Updated: 2020/8/9
+#define TF_GRAPH_DEF_VERSION 489  // Updated: 2020/8/10
 
 // Checkpoint compatibility versions (the versions field in SavedSliceMeta).
 //