Cleanup CookieRequestHeaderFieldProxy.
Created attachment 338540 [details] Patch
Committed r230898: <https://trac.webkit.org/changeset/230898>
<rdar://problem/39625268>
Removed extraneous whitespace that I inadvertently added to file Source/WebCore/platform/network/CookieRequestHeaderFieldProxy.h in <https://trac.webkit.org/changeset/230899>.