Update libbcc for LLVM rebase to r212749.

Change-Id: I40304090ada740c2451d32e01c7deed4f4c8c409
diff --git a/Android.mk b/Android.mk
index a222a44..b2a1a04 100644
--- a/Android.mk
+++ b/Android.mk
@@ -65,6 +65,7 @@
 endif
 
 include $(LIBBCC_DEVICE_BUILD_MK)
+include $(LLVM_DEVICE_BUILD_MK)
 include $(BUILD_SHARED_LIBRARY)
 endif
 
@@ -99,6 +100,7 @@
 endif
 
 include $(LIBBCC_HOST_BUILD_MK)
+include $(LLVM_HOST_BUILD_MK)
 include $(BUILD_HOST_SHARED_LIBRARY)
 
 endif # Don't build in unbundled branches