Merge commit '36bca61764984ff5395653cf8377ec5daa71b709' as 'libs/protobuf'

libs/protobuf/php/tests/generated_previous/GPBMetadata/ProtoPrevious/TestPreviouslyUnreservedMessage.php

@@ -0,0 +1,28 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: proto_previous/test_previously_unreserved_message.proto
+
+namespace GPBMetadata\ProtoPrevious;
+
+class TestPreviouslyUnreservedMessage
+{
+    public static $is_initialized = false;
+
+    public static function initOnce() {
+        $pool = \Google\Protobuf\Internal\DescriptorPool::getGeneratedPool();
+
+        if (static::$is_initialized == true) {
+          return;
+        }
+        $pool->internalAddGeneratedFile(
+            '
+W
+7proto_previous/test_previously_unreserved_message.protoprevious"
+
+readonlybproto3'
+        , true);
+
+        static::$is_initialized = true;
+    }
+}
+