Revert of Change to Shill's IPConfig objects.

chromeos/network/onc/onc_translation_tables.h

Index: chromeos/network/onc/onc_translation_tables.h
diff --git a/chromeos/network/onc/onc_translation_tables.h b/chromeos/network/onc/onc_translation_tables.h
index b737542ddc0db878a9349138a24dfe5001890242..96a971da2a72a27f9aa7ae9416a9a8cd62c2f53d 100644
--- a/chromeos/network/onc/onc_translation_tables.h
+++ b/chromeos/network/onc/onc_translation_tables.h
@@ -43,10 +43,6 @@
 const FieldTranslationEntry* GetFieldTranslationTable(
     const OncValueSignature& onc_signature);
 
-// Returns the path at which the translation of an ONC object will be stored in
-// a Shill dictionary if its signature is |onc_signature|.
-// The default is that values are stored directly in the top level of the Shill
-// dictionary.
 std::vector<std::string> GetPathToNestedShillDictionary(
     const OncValueSignature& onc_signature);