Modernize RWLock

- Based on C++14's `shared_time_mutex`
- No more need to allocate-deallocate or check for null
- No pointer anymore, just a member variable
- Platform-specific implementations no longer needed
- Simpler for `NO_THREADS`

1 files changed, 0 insertions, 15 deletions

diff --git a/core/os/thread_dummy.h b/core/os/thread_dummy.h
index 35e19732bf..0bd59ea309 100644
--- a/core/os/thread_dummy.h
+++ b/core/os/thread_dummy.h
@@ -44,19 +44,4 @@ public:
 	static void make_default();
 };
 
-class RWLockDummy : public RWLock {
-	static RWLock *create();
-
-public:
-	virtual void read_lock() {}
-	virtual void read_unlock() {}
-	virtual Error read_try_lock() { return OK; }
-
-	virtual void write_lock() {}
-	virtual void write_unlock() {}
-	virtual Error write_try_lock() { return OK; }
-
-	static void make_default();
-};
-
 #endif // THREAD_DUMMY_H