third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/ruby/ext/google/protobuf_c/upb.c

 // Amalgamated source file
 #include "upb.h"
 
 
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
 
 typedef struct {
   size_t len;
@@ skipping 11058 matching lines @@
   switch (upb_fielddef_type(p->top->f)) {
     case UPB_TYPE_BYTES:
       if (!base64_push(p, getsel_for_handlertype(p, UPB_HANDLER_STRING),
                        p->accumulated, p->accumulated_len)) {
         return false;
       }
       /* Fall through. */
 
     case UPB_TYPE_STRING: {
       upb_selector_t sel = getsel_for_handlertype(p, UPB_HANDLER_ENDSTR);
+      p->top--;
       upb_sink_endstr(&p->top->sink, sel);
-      p->top--;
       break;
     }
 
     case UPB_TYPE_ENUM: {
       /* Resolve enum symbolic name to integer value. */
       const upb_enumdef *enumdef =
           (const upb_enumdef*)upb_fielddef_subdef(p->top->f);
 
       size_t len;
       const char *buf = accumulate_getptr(p, &len);
@@ skipping 77 matching lines @@
       multipart_end(p);
       break;
     case UPB_TYPE_STRING:
     case UPB_TYPE_BYTES: {
       upb_sink subsink;
       upb_selector_t sel = getsel_for_handlertype(p, UPB_HANDLER_STARTSTR);
       upb_sink_startstr(&p->top->sink, sel, len, &subsink);
       sel = getsel_for_handlertype(p, UPB_HANDLER_STRING);
       upb_sink_putstring(&subsink, sel, buf, len, NULL);
       sel = getsel_for_handlertype(p, UPB_HANDLER_ENDSTR);
-      upb_sink_endstr(&subsink, sel);
+      upb_sink_endstr(&p->top->sink, sel);
       multipart_end(p);
       break;
     }
     default:
       upb_status_seterrmsg(&p->status, "Invalid field type for map key");
       upb_env_reporterror(p->env, &p->status);
       return false;
   }
 
   return true;
@@ skipping 1614 matching lines @@
 upb_sink *upb_json_printer_input(upb_json_printer *p) {
   return &p->input_;
 }
 
 const upb_handlers *upb_json_printer_newhandlers(const upb_msgdef *md,
                                                  bool preserve_fieldnames,
                                                  const void *owner) {
   return upb_handlers_newfrozen(
       md, owner, printer_sethandlers, &preserve_fieldnames);
 }