Build against libchrome-180609

BUG=chromium-os:38932
TEST=build, unit tests
STATUS=Fixed

Change-Id: Ic3edabfcd1d1486edd497e58baca01eae90c72c4
Reviewed-on: https://gerrit.chromium.org/gerrit/44201
Tested-by: Chris Masone <cmasone@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Chris Masone <cmasone@chromium.org>
diff --git a/Makefile b/Makefile
index 6ec00a0..e506574 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@
 CXXFLAGS ?= -Wall -Werror -g
 PKG_CONFIG ?= pkg-config
 
-BASE_VER ?= 125070
+BASE_VER ?= 180609
 PC_DEPS = dbus-1 dbus-glib-1 gobject-2.0 \
 	libchrome-$(BASE_VER) libchromeos-$(BASE_VER)
 PC_CFLAGS := $(shell $(PKG_CONFIG) --cflags $(PC_DEPS))