Remove toBinder from IHidlInterfaceBase.

Bug: 32001926
Test: hidl_test

Bug: 32559427 (4) added FQName::getTopLevelHwName

Change-Id: Ibde4f76ee51b729722569d420262182ea750b05b
diff --git a/Interface.h b/Interface.h
index 61981cc..1ab14c5 100644
--- a/Interface.h
+++ b/Interface.h
@@ -63,6 +63,11 @@
 
     std::string getBaseName() const;
 
+    FQName getHwName() const;
+    FQName getPassthroughName() const;
+    FQName getNativeName() const;
+    FQName getSameprocessName() const;
+
     std::string getCppType(
             StorageMode mode,
             bool specifyNamespaces) const override;