Monitor the ShellClient binding for pipe closure as a signal to shut down the ShellConnection, rath…

mojo/shell/public/cpp/lib/shell_client.cc

Index: mojo/shell/public/cpp/lib/shell_client.cc
diff --git a/mojo/shell/public/cpp/lib/shell_client.cc b/mojo/shell/public/cpp/lib/shell_client.cc
index 6c20b6d920bf545c052be2d11fe949376a8c4131..a06c875507e101c6d83b91c4f753c61523fab3ca 100644
--- a/mojo/shell/public/cpp/lib/shell_client.cc
+++ b/mojo/shell/public/cpp/lib/shell_client.cc
@@ -17,8 +17,6 @@ bool ShellClient::AcceptConnection(Connection* connection) {
   return false;
 }
 
-bool ShellClient::ShellConnectionLost() {
-  return true;
-}
+void ShellClient::ShellConnectionLost() {}
 
 }  // namespace mojo