hg: build-infra/jdk9/hotspot: Clean up linker flags.

[magnus.ihse.bursie at oracle.com]

Changeset: 79a3c80cd033
Author:    ihse
Date:      2015-10-07 15:04 +0200
URL:       http://hg.openjdk.java.net/build-infra/jdk9/hotspot/rev/79a3c80cd033

Clean up linker flags.

! makefiles/Common.gmk
! makefiles/CompileLibraries.gmk
! makefiles/GensrcAdlc.gmk
! makefiles/JvmPlatforms.gmk
! makefiles/SA.gmk