Close the response body when exponentially backing off. This should be safe to do because a response with an error code is never returned to the caller.
Close the response body when exponentially backing off.
This should be safe to do because a response with an error code is never returned to the caller.

Tested by hacking it in https://codereview.chromium.org/1723343002/#ps1 to retry requests 5 times.

BUG=skia:

Review URL: https://codereview.chromium.org/1723343002

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