Compile llvm.Module into ELF object file.

Change-Id: I8faf7427944324c9bac12573d217cde2a2e658f1
diff --git a/build/Android.common.mk b/build/Android.common.mk
index d564735..3f6b84b 100644
--- a/build/Android.common.mk
+++ b/build/Android.common.mk
@@ -204,6 +204,7 @@
 
 ifeq ($(ART_USE_LLVM_COMPILER),true)
 LIBART_COMMON_SRC_FILES += \
+	src/compiler_llvm/compilation_unit.cc \
 	src/compiler_llvm/compiler_llvm.cc \
 	src/compiler_llvm/dalvik_reg.cc \
 	src/compiler_llvm/frontend.cc \