Reusing PARAMETER_CONSTRAINTS value

The variable PARAMETER_CONSTRAINTS is not used, also this variable
makes code a little confused, because according to documetation
constraints for parameters don't include MIN, MAX and CONSTRAINTS
definitions. This patch makes this definition clear.

Change-Id: I47b49e3ed23720ed652f688f2901ae9bc6b01632
Merge "Reusing PARAMETER_CONSTRAINTS value"