With the deprecation of the register keyword in C++17, we should remove any usage within the WebKit codebase. <http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2015/p0001r1.html>
<rdar://problem/39288731>
We still have code with register? lol nice.
*** This bug has been marked as a duplicate of bug 184489 ***