Auto-generate files after cl/646470242

ruby/ext/google/protobuf_c/ruby-upb.c

diff --git a/ruby/ext/google/protobuf_c/ruby-upb.c b/ruby/ext/google/protobuf_c/ruby-upb.c
index 8f34580..71d7464 100644
--- a/ruby/ext/google/protobuf_c/ruby-upb.c
+++ b/ruby/ext/google/protobuf_c/ruby-upb.c
@@ -5866,6 +5866,36 @@
   return clone;
 }
 
+#include "stddef.h"
+
+// Must be last.
+
+bool upb_Message_MergeFrom(upb_Message* dst, const upb_Message* src,
+                           const upb_MiniTable* mt,
+                           const upb_ExtensionRegistry* extreg,
+                           upb_Arena* arena) {
+  char* buf = NULL;
+  size_t size = 0;
+  // This tmp arena is used to hold the bytes for `src` serialized. This bends
+  // the typical "no hidden allocations" design of upb, but under a properly
+  // optimized implementation this extra allocation would not be necessary and
+  // so we don't want to unnecessarily have the bad API or bloat the passed-in
+  // arena with this very-short-term allocation.
+  upb_Arena* encode_arena = upb_Arena_New();
+  upb_EncodeStatus e_status = upb_Encode(src, mt, 0, encode_arena, &buf, &size);
+  if (e_status != kUpb_EncodeStatus_Ok) {
+    upb_Arena_Free(encode_arena);
+    return false;
+  }
+  upb_DecodeStatus d_status = upb_Decode(buf, size, dst, mt, extreg, 0, arena);
+  if (d_status != kUpb_DecodeStatus_Ok) {
+    upb_Arena_Free(encode_arena);
+    return false;
+  }
+  upb_Arena_Free(encode_arena);
+  return true;
+}
+
 
 #include <stddef.h>
 #include <stdint.h>

ruby/ext/google/protobuf_c/ruby-upb.h

diff --git a/ruby/ext/google/protobuf_c/ruby-upb.h b/ruby/ext/google/protobuf_c/ruby-upb.h
index 73164b4..f749d24 100755
--- a/ruby/ext/google/protobuf_c/ruby-upb.h
+++ b/ruby/ext/google/protobuf_c/ruby-upb.h
@@ -13596,6 +13596,26 @@
 
 
 #endif  // UPB_MESSAGE_COPY_H_
+#ifndef THIRD_PARTY_UPB_UPB_MESSAGE_MERGE_H_
+#define THIRD_PARTY_UPB_UPB_MESSAGE_MERGE_H_
+
+
+// Must be last.
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+UPB_API bool upb_Message_MergeFrom(upb_Message* dst, const upb_Message* src,
+                                   const upb_MiniTable* mt,
+                                   const upb_ExtensionRegistry* extreg,
+                                   upb_Arena* arena);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif  // THIRD_PARTY_UPB_UPB_MESSAGE_MERGE_H_
 
 #ifndef UPB_MINI_DESCRIPTOR_INTERNAL_BASE92_H_
 #define UPB_MINI_DESCRIPTOR_INTERNAL_BASE92_H_