Reduce RS build verbosity.

Change-Id: I9d04198ed1b9025abd60080c5ef23b3ce5ef9e22

core/definitions.mk

@@ -823,7 +823,7 @@ $(hide) touch $@
 endef
 
 define transform-bc-to-so
-@echo "Renderscript compatibility"
+@echo "Renderscript compatibility: $(notdir $@) <= $(notdir $<)"
 $(hide) mkdir -p $(dir $@)
 $(hide) $(BCC_COMPAT) -O3 -o $(dir $@)/$(notdir $(<:.bc=.o)) -fPIC -shared \
 	-rt-path $(PRIVATE_LIBCLCORE) $<

core/java.mk

@@ -280,7 +280,6 @@ endif
 ifneq (,$(strip $(installed_rs_compatibility_jni_libs)))
 $(installed_rs_compatibility_jni_libs) : $(TARGET_OUT_SHARED_LIBRARIES)/lib%.so : \
     $(renderscript_intermediate)/lib%.so
-	@echo "Install RS compatibility library: $@"
 	$(hide) mkdir -p $(dir $@) && cp -f $< $@
 
 # Install them only if the current module is installed.