From 68095aab7d02d5cf3849c841006db5aea395ab20 Mon Sep 17 00:00:00 2001
From: "Nicolas \"Pixel\" Noble" <pixel@nobis-crew.org>
Date: Tue, 28 Apr 2015 08:38:40 +0200
Subject: [PATCH] Single-parameter constructors should be marked explicit.

---
 cpp/helloworld/greeter_async_client.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cpp/helloworld/greeter_async_client.cc b/cpp/helloworld/greeter_async_client.cc
index f94663fdd66..5fa6ec6edbf 100644
--- a/cpp/helloworld/greeter_async_client.cc
+++ b/cpp/helloworld/greeter_async_client.cc
@@ -59,7 +59,7 @@ using helloworld::Greeter;
 
 class GreeterClient {
  public:
-  GreeterClient(std::shared_ptr<ChannelInterface> channel)
+  explicit GreeterClient(std::shared_ptr<ChannelInterface> channel)
       : stub_(Greeter::NewStub(channel)) {}
 
   std::string SayHello(const std::string& user) {