Link to dbus interfaces library for using generated code

Change-Id: Id1c45d8c66deb499a92bfd94bc271f378245da34
Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
diff --git a/Makefile.am b/Makefile.am
index 869679d..3c42e07 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -3,8 +3,9 @@
 phosphor_ledcontroller_SOURCES = \
 				controller.cpp  \
 				argument.cpp 	\
-				physical.cpp	\
-				xyz.openbmc_project.Led.Physical.cpp
+				physical.cpp
 
-phosphor_ledcontroller_LDFLAGS = $(SDBUSPLUS_LIBS)
-phosphor_ledcontroller_CFLAGS = $(SDBUSPLUS_CFLAGS)
+phosphor_ledcontroller_LDFLAGS = $(SDBUSPLUS_LIBS) \
+                                 $(PHOSPHOR_DBUS_INTERFACES_LIBS)
+phosphor_ledcontroller_CFLAGS =  $(SDBUSPLUS_CFLAGS) \
+                                 $(PHOSPHOR_DBUS_INTERFACES_CFLAGS)