Address ASurfaceControlInputReceiver comments

Test: ASurfaceControlInputReceiverTest
Bug: 329903619
Change-Id: I9051c506ce217bdc6ea941794de06f9e3e026a66
diff --git a/native/android/surface_control_input_receiver.cpp b/native/android/surface_control_input_receiver.cpp
index da0defd..d178abc 100644
--- a/native/android/surface_control_input_receiver.cpp
+++ b/native/android/surface_control_input_receiver.cpp
@@ -45,6 +45,8 @@
             mClientToken(clientToken),
             mInputTransferToken(inputTransferToken) {}
 
+    // The InputConsumer does not keep the InputReceiver alive so the receiver is cleared once the
+    // owner releases it.
     ~InputReceiver() {
         remove();
     }