Implement Interface Method Tables (IMT).

Change-Id: Idf7fe85e1293453a8ad862ff2380dcd5db4e3a39
diff --git a/runtime/object_utils.h b/runtime/object_utils.h
index 3ca3c0b..bf25b81 100644
--- a/runtime/object_utils.h
+++ b/runtime/object_utils.h
@@ -458,6 +458,8 @@
       Runtime* runtime = Runtime::Current();
       if (method_ == runtime->GetResolutionMethod()) {
         return "<runtime internal resolution method>";
+      } else if (method_ == runtime->GetImtConflictMethod()) {
+        return "<runtime internal imt conflict method>";
       } else if (method_ == runtime->GetCalleeSaveMethod(Runtime::kSaveAll)) {
         return "<runtime internal callee-save all registers method>";
       } else if (method_ == runtime->GetCalleeSaveMethod(Runtime::kRefsOnly)) {