Generate debug symbols for interpreted methods.

Add .symtab symbols for method bytecodes in the dex section
(only if the full --generate-debug-info is enabled for now).

Test: m test-art-host-gtest
Test: testrunner.py -b --host --optimizing

Change-Id: Ie90034c921484bc4ff27c5458da78690b629dd0b
diff --git a/dex2oat/linker/image_test.h b/dex2oat/linker/image_test.h
index 0671118..637578e 100644
--- a/dex2oat/linker/image_test.h
+++ b/dex2oat/linker/image_test.h
@@ -339,7 +339,7 @@
         writer->UpdateOatFileHeader(i, oat_writer->GetOatHeader());
 
         elf_writer->WriteDynamicSection();
-        elf_writer->WriteDebugInfo(oat_writer->GetMethodDebugInfo());
+        elf_writer->WriteDebugInfo(oat_writer->GetDebugInfo());
 
         bool success = elf_writer->End();
         ASSERT_TRUE(success);