Revert^2 "Move kVRegSize to globals.h to reduce include dependencies."

This crashed the linker before. I will try again.

This reverts commit a9d5ccdf887ef5c9f61481f036773bdfadd39fd7.

Change-Id: Ic204f9564a1fba97fcbf29cb4dc5ade25a9ce864
2 files changed