Merge pull request #3243 from danilp-id/master

fix http stream not being closed fully

src/machine/streams.rs

@@ -328,10 +328,7 @@ impl Write for HttpWriteStream {
 }
 
 #[cfg(feature = "http")]
-impl HttpWriteStream {
-    // TODO why is this suddenly dead code and should it be used somewhere?
-    // Should this be impl Drop for HttpWriteStream?
-    #[allow(dead_code)]
+impl Drop for HttpWriteStream {
     fn drop(&mut self) {
         let headers = unsafe { std::mem::ManuallyDrop::take(&mut self.headers) };
         let buffer = unsafe { std::mem::ManuallyDrop::take(&mut self.buffer) };