doc: Fix typo in MakeStrongBinding() section

mojo/public/cpp/bindings/README.md

Index: mojo/public/cpp/bindings/README.md
diff --git a/mojo/public/cpp/bindings/README.md b/mojo/public/cpp/bindings/README.md
index 7426f043e14c6385ab0eca2ebc07a50a42ac0fa4..c0e130b1ab52557aa9956d35b7b7996e82021f8d 100644
--- a/mojo/public/cpp/bindings/README.md
+++ b/mojo/public/cpp/bindings/README.md
@@ -849,14 +849,14 @@ class LoggerImpl : public sample::mojom::Logger {
 };
 
 db::mojom::LoggerPtr logger;
-mojo::MakeStrongBinding(base::MakeUnique<DatabaseImpl>(),
+mojo::MakeStrongBinding(base::MakeUnique<LoggerImpl>(),
                         mojo::MakeRequest(&logger));
 
 logger->Log("NOM NOM NOM MESSAGES");
 ```
 
 Now as long as `logger` remains open somewhere in the system, the bound
-`DatabaseImpl` on the other end will remain alive.
+`LoggerImpl` on the other end will remain alive.
 
 ### Binding Sets