Auto-generate files after cl/600926618

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 eb44748..0bb82ae 100644
--- a/ruby/ext/google/protobuf_c/ruby-upb.c
+++ b/ruby/ext/google/protobuf_c/ruby-upb.c
@@ -4571,13 +4571,13 @@
 
 // Must be last.
 
-const upb_Extension* upb_Message_ExtensionByIndex(const upb_Message* msg,
-                                                  size_t index) {
+const upb_MiniTableExtension* upb_Message_ExtensionByIndex(
+    const upb_Message* msg, size_t index) {
   size_t count;
   const upb_Extension* ext = UPB_PRIVATE(_upb_Message_Getexts)(msg, &count);
 
   UPB_ASSERT(index < count);
-  return &ext[index];
+  return ext[index].ext;
 }
 
 const upb_Extension* upb_Message_FindExtensionByNumber(const upb_Message* msg,

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 8d5b199..a784587 100755
--- a/ruby/ext/google/protobuf_c/ruby-upb.h
+++ b/ruby/ext/google/protobuf_c/ruby-upb.h
@@ -12290,8 +12290,8 @@
 extern "C" {
 #endif
 
-const upb_Extension* upb_Message_ExtensionByIndex(const upb_Message* msg,
-                                                  size_t index);
+const upb_MiniTableExtension* upb_Message_ExtensionByIndex(
+    const upb_Message* msg, size_t index);
 
 // Returns the extension with the given field number, or NULL on failure.
 const upb_Extension* upb_Message_FindExtensionByNumber(const upb_Message* msg,