Revert "Move seccomp policy to bionic"

This reverts commit 06a32206c5430321dd3fc02b70acbf99383786c1.

Reverting build-breaking change

Change-Id: Ib3698bca8f905033a9c7f22bc2fa9f7e7bf75873
diff --git a/libc/seccomp/Android.mk b/libc/seccomp/Android.mk
index fa02698..af1311c 100644
--- a/libc/seccomp/Android.mk
+++ b/libc/seccomp/Android.mk
@@ -5,9 +5,8 @@
 LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 LOCAL_MODULE := libseccomp_policy
 LOCAL_CLANG := true
-LOCAL_SRC_FILES := seccomp_policy.cpp arm_policy.cpp arm64_policy.cpp
+LOCAL_SRC_FILES := arm_policy.c arm64_policy.c
 LOCAL_EXPORT_C_INCLUDE_DIRS := $(LOCAL_PATH)
-LOCAL_SHARED_LIBRARIES := libbase
 
 include $(BUILD_STATIC_LIBRARY)