build: drop support for YAML configurations

phosphor-pid-control now only supports json configurations and no longer
builds from a YAML configuration.

Change-Id: I25fa7766399a1345dca89aac20e7b49caa46797e
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/Makefile.am b/Makefile.am
index 264ae1c..9a31124 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -2,20 +2,6 @@
 
 sbin_PROGRAMS = swampd setsensor
 
-if !CONFIGURE_DBUS
-BUILT_SOURCES = sensorlist-gen.cpp pidlist-gen.cpp zoneinfo-gen.cpp
-endif
-CLEANFILES = $(BUILT_SOURCES)
-
-sensorlist-gen.cpp:
-	$(AM_V_GEN)@SENSORGEN@ -o $(top_builddir) generate-cpp
-
-pidlist-gen.cpp:
-	$(AM_V_GEN)@PIDGEN@ -o $(top_builddir) generate-cpp
-
-zoneinfo-gen.cpp:
-	$(AM_V_GEN)@ZONEGEN@ -o $(top_builddir) generate-cpp
-
 setsensor_SOURCES = setsensor.cpp
 setsensor_LDADD = \
 	$(SDBUSPLUS_LIBS) \
@@ -76,8 +62,7 @@
 	pid/pidthread.cpp \
 	threads/busthread.cpp \
 	build/buildjson.cpp \
-	experiments/drive.cpp \
-	$(BUILT_SOURCES)
+	experiments/drive.cpp
 
 if CONFIGURE_DBUS
 libswampd_la_SOURCES += dbus/dbusconfiguration.cpp