VMware: add adapter type constants

Commit 6a55d4281dbdd5462eafa08321207e7f71d5ebb0 introduced
default constants. This patch creates constants for different
adapter types used.

TrivialFix

Change-Id: I96481b86e8c90f754da05cfbfbd9cb89a7450d98
Merge "VMware: add adapter type constants"