Presentation API: implement renderer side of PresentationConnection.close().

content/browser/presentation/presentation_service_impl.h

Index: content/browser/presentation/presentation_service_impl.h
diff --git a/content/browser/presentation/presentation_service_impl.h b/content/browser/presentation/presentation_service_impl.h
index bbbfb58ba2c22726139984c41e5dd7fe04899277..fda4a4babbf6d25d6fa632d38b50b317580121f7 100644
--- a/content/browser/presentation/presentation_service_impl.h
+++ b/content/browser/presentation/presentation_service_impl.h
@@ -168,6 +168,9 @@ class CONTENT_EXPORT PresentationServiceImpl
   void CloseSession(
       const mojo::String& presentation_url,
       const mojo::String& presentation_id) override;
+  void TerminateSession(
+      const mojo::String& presentation_url,
+      const mojo::String& presentation_id) override;
   void ListenForSessionStateChange() override;
   void ListenForSessionMessages(
       presentation::PresentationSessionInfoPtr session) override;