[LyX/master] Make it nicer, thanks to JMarc

[Richard Kimberly Heck]

commit 86a4c79dc4002344fba9ebe28c5cd8574f55845c
Author: Richard Kimberly Heck <rikiheck at lyx.org>
Date:   Thu Apr 16 21:05:38 2020 -0400

    Make it nicer, thanks to JMarc
---
 src/Server.cpp |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/Server.cpp b/src/Server.cpp
index a3556d1..ab1b636 100644
--- a/src/Server.cpp
+++ b/src/Server.cpp
@@ -1002,7 +1002,7 @@ struct Sleep : QThread
 
 bool LyXComm::loadFilesInOtherInstance()
 {
-	if (theFilesToLoad().size() == 0)
+	if (theFilesToLoad().empty())
 		return true;
 
 	int pipefd;