Internal changes.

PiperOrigin-RevId: 630090538

upb/reflection/stage0/google/protobuf/descriptor.upb.h

@@ -3,7 +3,8 @@
  *     google/protobuf/descriptor.proto
  *
  * Do not edit -- your changes will be discarded when the file is
- * regenerated. */
+ * regenerated.
+ * NO CHECKED-IN PROTOBUF GENCODE */
 
 #ifndef GOOGLE_PROTOBUF_DESCRIPTOR_PROTO_UPB_H_
 #define GOOGLE_PROTOBUF_DESCRIPTOR_PROTO_UPB_H_

upb_generator/common.cc

@@ -51,7 +51,11 @@ void EmitFileWarning(absl::string_view name, Output& output) {
       " *     $0\n"
       " *\n"
       " * Do not edit -- your changes will be discarded when the file is\n"
-      " * regenerated. */\n\n",
+      " * regenerated.\n"
+      " * NO CHECKED-IN "
+      // Intentional line break.
+      "PROTOBUF GENCODE */\n"
+      "\n",
       name);
 }
 

upb_generator/stage0/google/protobuf/compiler/plugin.upb.h

@@ -3,7 +3,8 @@
  *     google/protobuf/compiler/plugin.proto
  *
  * Do not edit -- your changes will be discarded when the file is
- * regenerated. */
+ * regenerated.
+ * NO CHECKED-IN PROTOBUF GENCODE */
 
 #ifndef GOOGLE_PROTOBUF_COMPILER_PLUGIN_PROTO_UPB_H_
 #define GOOGLE_PROTOBUF_COMPILER_PLUGIN_PROTO_UPB_H_