Add buffering to ELF file generation

Bug: 10496017
Change-Id: I3cbad249e0fb33f726bd0a504b3b6bd9b4f759c8
diff --git a/compiler/Android.mk b/compiler/Android.mk
index 0abe9ba..8eb8db7 100644
--- a/compiler/Android.mk
+++ b/compiler/Android.mk
@@ -83,6 +83,7 @@
 	utils/mips/managed_register_mips.cc \
 	utils/x86/assembler_x86.cc \
 	utils/x86/managed_register_x86.cc \
+	buffered_output_stream.cc \
 	elf_fixup.cc \
 	elf_stripper.cc \
 	elf_writer.cc \