Use prebuilt libclang_rt.profile.

Bug: 17574078
Change-Id: I4838cd5d125a0b2bf76aad2fdaef1ee3122687e8
diff --git a/core/clang/TARGET_mips.mk b/core/clang/TARGET_mips.mk
index 2360181..19bbaf2 100644
--- a/core/clang/TARGET_mips.mk
+++ b/core/clang/TARGET_mips.mk
@@ -63,3 +63,5 @@
 $(clang_2nd_arch_prefix)RS_TRIPLE := armv7-none-linux-gnueabi
 $(clang_2nd_arch_prefix)RS_TRIPLE_CFLAGS :=
 RS_COMPAT_TRIPLE := mipsel-linux-android
+
+$(clang_2nd_arch_prefix)TARGET_LIBPROFILE_RT := $(LLVM_RTLIB_PATH)/libclang_rt.profile-mipsel-android.a