Disable tblgen in Make

The last user of these have been removed. simpleperf is still using
LLVM_HOST_BUILD_MK and LLVM_DEVICE_BUILD_MK, so these can't all be
removed yet.

Test: treehugger
Change-Id: I0b3966fa5630e9795a1e7d7b9658f9a2bcad5271
diff --git a/llvm-gen-attributes.mk b/llvm-gen-attributes.mk
index 5c187fd..8e0422a 100644
--- a/llvm-gen-attributes.mk
+++ b/llvm-gen-attributes.mk
@@ -1,16 +1 @@
-ATTRIBUTETD := $(LLVM_ROOT_PATH)/include/llvm/IR/Attributes.td
-
-ifeq ($(LOCAL_MODULE_CLASS),)
-	LOCAL_MODULE_CLASS := STATIC_LIBRARIES
-endif
-
-GENFILE := $(addprefix $(call local-generated-sources-dir)/llvm/IR/,Attributes.inc)
-LOCAL_GENERATED_SOURCES += $(GENFILE)
-$(GENFILE): TBLGEN_LOCAL_MODULE := $(LOCAL_MODULE)
-$(GENFILE): $(ATTRIBUTETD) | $(LLVM_TBLGEN)
-ifeq ($(LOCAL_IS_HOST_MODULE),true)
-	$(call transform-host-td-to-out,attrs)
-else
-	$(call transform-device-td-to-out,attrs)
-endif
-$(call include-depfile, $(GENFILE).d, $(GENFILE))
+$(error Use llvm-defaults with an Android.bp module. make is not supported)