From 3a57a2204815e1741f039ad0aa8a17897ca201ea Mon Sep 17 00:00:00 2001
From: Rodolfo Ribeiro Gomes <rodolforg@gmail.com>
Date: Dec 04 2019 10:06:14 +0000
Subject: remove unused variable and lockguards


the directive ETL_LOCK_REFCOUNTS is never defined

---

diff --git a/synfig-core/src/synfig/rendering/resource.cpp b/synfig-core/src/synfig/rendering/resource.cpp
index bb80ccf..11c09f5 100644
--- a/synfig-core/src/synfig/rendering/resource.cpp
+++ b/synfig-core/src/synfig/rendering/resource.cpp
@@ -53,28 +53,18 @@ Resource::Storage::~Storage() { }
 void
 Resource::Storage::ref() const
 {
-	#ifdef ETL_LOCK_REFCOUNTS
-	std::lock_guard<std::mutex> lock(mtx);
-	#endif
 	++refcount;
 }
 
 bool
 Resource::Storage::unref_inactive() const
 {
-	#ifdef ETL_LOCK_REFCOUNTS
-	std::lock_guard<std::mutex> lock(mtx);
-	#endif
 	return refcount == 0 || --refcount != (int)resources.size();
 }
 
 bool
 Resource::Storage::unref() const
 {
-	#ifdef ETL_LOCK_REFCOUNTS
-	std::lock_guard<std::mutex> lock(mtx);
-	#endif
-
 	if (refcount == 0) return true;
 	if (--refcount == (int)resources.size())
 	{
@@ -91,9 +81,6 @@ Resource::Storage::unref() const
 int
 Resource::Storage::count() const
 {
-	#ifdef ETL_LOCK_REFCOUNTS
-	std::lock_guard<std::mutex> lock(mtx);
-	#endif
 	return refcount;
 }
 
diff --git a/synfig-core/src/synfig/rendering/resource.h b/synfig-core/src/synfig/rendering/resource.h
index 9d39e16..283e9fc 100644
--- a/synfig-core/src/synfig/rendering/resource.h
+++ b/synfig-core/src/synfig/rendering/resource.h
@@ -63,9 +63,6 @@ public:
 
 	private:
 		mutable int refcount;
-		#ifdef ETL_LOCK_REFCOUNTS
-		mutable std::mutex mtx;
-		#endif
 
 		friend class Resource;