One more change to SimpleHttpClient.
Revert "One more change to SimpleHttpClient."

This reverts commit b8662d870e924de6d9a1ec0293937976b30701b2.
Revert "Fix bug in stealConnection."

This reverts commit f6fbcfcff07ebfe21364809d347fdc786689d57e.
Revert "Add stealConnection to SimpleHttpClient."

This reverts commit 3cf68a58526925d09556eaba2a3f4386563ffb31.
Allow SimpleHttpClient to keep the connection open on destruction.