Remove oat_patches from the DWARF writer.

We no longer use them.

Test: test-art-host-gtest-dwarf_test
Change-Id: Ie018d2314f028584edb398b6310a7284a0ec2069
diff --git a/compiler/debug/elf_debug_writer.h b/compiler/debug/elf_debug_writer.h
index d5aa9cd..3cc38a2 100644
--- a/compiler/debug/elf_debug_writer.h
+++ b/compiler/debug/elf_debug_writer.h
@@ -37,8 +37,7 @@
 template <typename ElfTypes>
 void WriteDebugInfo(
     linker::ElfBuilder<ElfTypes>* builder,
-    const DebugInfo& debug_info,
-    bool write_oat_patches);
+    const DebugInfo& debug_info);
 
 std::vector<uint8_t> MakeMiniDebugInfo(
     InstructionSet isa,