input/AsyncInputStream: add `noexcept`

src/input/AsyncInputStream.cxx

@@ -31,7 +31,7 @@
 AsyncInputStream::AsyncInputStream(EventLoop &event_loop, const char *_url,
 				   Mutex &_mutex,
 				   size_t _buffer_size,
-				   size_t _resume_at)
+				   size_t _resume_at) noexcept
 	:InputStream(_url, _mutex),
 	 deferred_resume(event_loop, BIND_THIS_METHOD(DeferredResume)),
 	 deferred_seek(event_loop, BIND_THIS_METHOD(DeferredSeek)),
@@ -42,7 +42,7 @@ AsyncInputStream::AsyncInputStream(EventLoop &event_loop, const char *_url,
 	allocation.ForkCow(false);
 }
 
-AsyncInputStream::~AsyncInputStream()
+AsyncInputStream::~AsyncInputStream() noexcept
 {
 	buffer.Clear();
 }

src/input/AsyncInputStream.hxx

@@ -72,11 +72,11 @@ public:
 	AsyncInputStream(EventLoop &event_loop, const char *_url,
 			 Mutex &_mutex,
 			 size_t _buffer_size,
-			 size_t _resume_at);
+			 size_t _resume_at) noexcept;
 
-	virtual ~AsyncInputStream();
+	virtual ~AsyncInputStream() noexcept;
 
-	EventLoop &GetEventLoop() {
+	EventLoop &GetEventLoop() noexcept {
 		return deferred_resume.GetEventLoop();
 	}