Remove "using TypeValue = type"
Remove "using TypeValue = type"

Summary:
Removed:
  using TypeValue = type;
which was introduced in a previous diff to incrementally convert TypeValue enum members from UPPER_CASE to snake_case, and change the enum into an enum class.

Reviewed By: Alfus

Differential Revision: D26617641

fbshipit-source-id: 8f1eb6ba2fe3b1182f43b94c1c65874b67c91013

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