Move mms related code from opt/telephony to base/telephony.

In an effort to remove it from telephony-common as that will not be
accessible to other modules, and some of them need mms code like
MmsService, TelephonyProvider, Bluetooth.

Test: basic sanity
Bug: 140763963
Change-Id: Ia276a49ae09476e9980a366a02057c08185ce1ca
diff --git a/CleanSpec.mk b/CleanSpec.mk
index 9caa0ad..94a6bed 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -49,6 +49,7 @@
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates)
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates)
 $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates)
+$(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/telephony-common_intermediates)
 
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST