Dump oat file information as part of DumpForSigQuit.

Change-Id: Ie8d256d8fa16565105cfe5c39cc96826983469da
diff --git a/runtime/oat_file_manager.h b/runtime/oat_file_manager.h
index c508c4b..a541d10 100644
--- a/runtime/oat_file_manager.h
+++ b/runtime/oat_file_manager.h
@@ -108,6 +108,8 @@
       /*out*/ std::vector<std::string>* error_msgs)
       REQUIRES(!Locks::oat_file_manager_lock_, !Locks::mutator_lock_);
 
+  void DumpForSigQuit(std::ostream& os);
+
  private:
   // Check for duplicate class definitions of the given oat file against all open oat files.
   // Return true if there are any class definition collisions in the oat_file.