Fix race condition when generating RGL module.
Fix race condition when generating RGL module.

Again, this is because we don't have the matching naming between
module and filename. Long live the debug code that we added to
RootNewMacros.cmake.

simonpf/root,zzxuanyuan/root,zzxuanyuan/root,simonpf/root,zzxuanyuan/root,zzxuanyuan/root,zzxuanyuan/root,karies/root,olifre/root,zzxuanyuan/root,simonpf/root,olifre/root,simonpf/root,zzxuanyuan/root,olifre/root,karies/root,olifre/root,zzxuanyuan/root,root-mirror/root,zzxuanyuan/root,karies/root,zzxuanyuan/root,simonpf/root,root-mirror/root,root-mirror/root,karies/root,olifre/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,simonpf/root,simonpf/root,root-mirror/root,zzxuanyuan/root,karies/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,simonpf/root,olifre/root,olifre/root,root-mirror/root,simonpf/root,simonpf/root,root-mirror/root,karies/root,karies/root,simonpf/root,karies/root,root-mirror/root,olifre/root,zzxuanyuan/root,karies/root,karies/root