Remove assembler workaround since we have the fix.

Fix is in https://android-review.googlesource.com/#/c/189112

Change-Id: Ia853e5fb84334729c13e4ef254faf417d46c4186
diff --git a/Android.bp b/Android.bp
index 95f8b4e..3141f93 100644
--- a/Android.bp
+++ b/Android.bp
@@ -55,14 +55,6 @@
     arch: {
         arm: {
             include_dirs: ["external/libunwind_llvm/include"],
-            // When src/cxa_exception.cpp is compiled with Clang assembler
-            // __cxa_end_cleanup_impl, although marked as used, was discarded
-            // since it is used only in embedded assembly code.
-            // This caused the following warning when linking libc++.so:
-            // libc++_static.a(cxa_exception.o)(.text.__cxa_end_cleanup+0x2):
-            // warning: relocation refers to discarded section
-            // See also http://llvm.org/bugs/show_bug.cgi?id=21292.
-            clang_cflags: ["-no-integrated-as"],
             cppflags: ["-DLIBCXXABI_USE_LLVM_UNWINDER=1"],
         },
         arm64: {
diff --git a/Android.mk b/Android.mk
index 38362c1..cb63f11 100644
--- a/Android.mk
+++ b/Android.mk
@@ -67,14 +67,6 @@
 LOCAL_RTTI_FLAG := $(LIBCXXABI_RTTI_FLAG)
 LOCAL_CXX_STL := none
 LOCAL_SANITIZE := never
-# When src/cxa_exception.cpp is compiled with Clang assembler
-# __cxa_end_cleanup_impl, although marked as used, was discarded
-# since it is used only in embedded assembly code.
-# This caused the following warning when linking libc++.so:
-# libc++_static.a(cxa_exception.o)(.text.__cxa_end_cleanup+0x2):
-# warning: relocation refers to discarded section
-# See also http://llvm.org/bugs/show_bug.cgi?id=21292.
-LOCAL_CLANG_CFLAGS_arm += -no-integrated-as
 include $(BUILD_STATIC_LIBRARY)
 
 include $(CLEAR_VARS)