Register configuration data is not the same as frame configuration data.
This CL moves the last remnants of register configuration into
the assembler files, to be with the other register configuration
macros.

Next step: extract this register configuration data into
platform-specific files that can be included independent of the
assembler.

R=mstarzinger@chromium.org

Bug: 
Change-Id: I10933b5090be94e90e2a1442197528dfe30bb566
Reviewed-on: https://chromium-review.googlesource.com/595590
Commit-Queue: Ben Titzer <titzer@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47044}