CHROMIUM: ARM: exynos: ifdef out some unused variables

CHROMIUM: ARM: exynos: ifdef out some unused variables

arch/arm/mach-exynos/mach-exynos5-dt.c:107:29: warning: 'smdk5250_fb_win1' defined but not used [-Wunused-variable]
arch/arm/mach-exynos/mach-exynos5-dt.c:126:29: warning: 'smdk5250_fb_win2' defined but not used [-Wunused-variable]
arch/arm/mach-exynos/mach-exynos5-dt.c:88:29: warning: 'smdk5250_fb_win0' defined but not used [-Wunused-variable]

BUG=chromium-os:34287
TEST=none

Change-Id: I6f1d030c87b18abccad796794ea40bf245d643cf
Signed-off-by: Olof Johansson <olofj@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/32838
Reviewed-by: Doug Anderson <dianders@chromium.org>