client: make GetEventLoop() public

src/client/Client.hxx

@@ -106,6 +106,8 @@ public:
 			FullyBufferedSocket::Close();
 	}
 
+	using FullyBufferedSocket::GetEventLoop;
+
 	bool IsConnected() const noexcept {
 		return FullyBufferedSocket::IsDefined();
 	}

src/event/BufferedSocket.hxx

@@ -42,6 +42,7 @@ public:
 		ScheduleRead();
 	}
 
+	using SocketMonitor::GetEventLoop;
 	using SocketMonitor::IsDefined;
 	using SocketMonitor::Close;
 

src/event/FullyBufferedSocket.hxx

@@ -37,6 +37,7 @@ public:
 		 output(normal_size, peak_size) {
 	}
 
+	using BufferedSocket::GetEventLoop;
 	using BufferedSocket::IsDefined;
 
 	void Close() noexcept {