message: Fix incorrect chunk type in PersistentMapMemoryBarrier
diff: @@ -2525,6 +2525,8 @@ void WrappedOpenGL::glFlushMappedBufferRange(GLenum target, GLintptr offset, GLs
  void WrappedOpenGL::PersistentMapMemoryBarrier(const set<GLResourceRecord *> &maps)
  {
  + PUSH_CURRENT_CHUNK;
  +
  // this function iterates over all the maps, checking for any changes between
  // the shadow pointers, and propogates that to 'real' GL
  @@ -2546,6 +2548,7 @@ void WrappedOpenGL::PersistentMapMemoryBarrier(const set<GLResourceRecord *> &ma
  // we use our own flush function so it will serialise chunks when necessary, and it
  // also handles copying into the persistent mapped pointer and flushing the real GL
  // buffer
  + gl_CurChunk = GLChunk::glFlushMappedNamedBufferRangeEXT;
  glFlushMappedNamedBufferRangeEXT(record->Resource.name, GLintptr(diffStart),
  GLsizeiptr(diffEnd - diffStart));
  }
  