s/CreateChannel/CreateChannelDeprecated

For the 2-argument version of CreateChannel.

This is a temporary step until #711 is ready to roll out.
diff --git a/examples/pubsub/publisher_test.cc b/examples/pubsub/publisher_test.cc
index b7bea5b..4539557 100644
--- a/examples/pubsub/publisher_test.cc
+++ b/examples/pubsub/publisher_test.cc
@@ -110,7 +110,8 @@
     builder.RegisterService(&service_);
     server_ = builder.BuildAndStart();
 
-    channel_ = CreateChannel(server_address_.str(), ChannelArguments());
+    channel_ =
+        CreateChannelDeprecated(server_address_.str(), ChannelArguments());
 
     publisher_.reset(new grpc::examples::pubsub::Publisher(channel_));
   }
diff --git a/examples/pubsub/subscriber_test.cc b/examples/pubsub/subscriber_test.cc
index 1fdcc8f..c634aa4 100644
--- a/examples/pubsub/subscriber_test.cc
+++ b/examples/pubsub/subscriber_test.cc
@@ -109,7 +109,8 @@
     builder.RegisterService(&service_);
     server_ = builder.BuildAndStart();
 
-    channel_ = CreateChannel(server_address_.str(), ChannelArguments());
+    channel_ =
+        CreateChannelDeprecated(server_address_.str(), ChannelArguments());
 
     subscriber_.reset(new grpc::examples::pubsub::Subscriber(channel_));
   }
diff --git a/include/grpc++/create_channel.h b/include/grpc++/create_channel.h
index eadabda..80ca0c4 100644
--- a/include/grpc++/create_channel.h
+++ b/include/grpc++/create_channel.h
@@ -43,8 +43,10 @@
 class ChannelArguments;
 class ChannelInterface;
 
-std::shared_ptr<ChannelInterface> CreateChannel(const grpc::string& target,
-                                                const ChannelArguments& args);
+// Deprecation warning: This function will soon be deleted
+// (See pull request #711)
+std::shared_ptr<ChannelInterface> CreateChannelDeprecated(
+    const grpc::string& target, const ChannelArguments& args);
 
 // If creds does not hold an object or is invalid, a lame channel is returned.
 std::shared_ptr<ChannelInterface> CreateChannel(
diff --git a/src/cpp/client/create_channel.cc b/src/cpp/client/create_channel.cc
index acf51cb..583e072 100644
--- a/src/cpp/client/create_channel.cc
+++ b/src/cpp/client/create_channel.cc
@@ -40,8 +40,8 @@
 namespace grpc {
 class ChannelArguments;
 
-std::shared_ptr<ChannelInterface> CreateChannel(const grpc::string &target,
-                                                const ChannelArguments &args) {
+std::shared_ptr<ChannelInterface> CreateChannelDeprecated(
+    const grpc::string &target, const ChannelArguments &args) {
   return std::shared_ptr<ChannelInterface>(new Channel(target, args));
 }
 
diff --git a/test/cpp/end2end/async_end2end_test.cc b/test/cpp/end2end/async_end2end_test.cc
index 248e054..c36ff42 100644
--- a/test/cpp/end2end/async_end2end_test.cc
+++ b/test/cpp/end2end/async_end2end_test.cc
@@ -105,7 +105,7 @@
 
   void ResetStub() {
     std::shared_ptr<ChannelInterface> channel =
-        CreateChannel(server_address_.str(), ChannelArguments());
+        CreateChannelDeprecated(server_address_.str(), ChannelArguments());
     stub_.reset(grpc::cpp::test::util::TestService::NewStub(channel));
   }
 
diff --git a/test/cpp/end2end/end2end_test.cc b/test/cpp/end2end/end2end_test.cc
index d4ca3ef..df370d4 100644
--- a/test/cpp/end2end/end2end_test.cc
+++ b/test/cpp/end2end/end2end_test.cc
@@ -161,7 +161,7 @@
 
   void ResetStub() {
     std::shared_ptr<ChannelInterface> channel =
-        CreateChannel(server_address_.str(), ChannelArguments());
+        CreateChannelDeprecated(server_address_.str(), ChannelArguments());
     stub_.reset(grpc::cpp::test::util::TestService::NewStub(channel));
   }
 
@@ -382,7 +382,7 @@
 // The two stubs are created on the same channel.
 TEST_F(End2endTest, DiffPackageServices) {
   std::shared_ptr<ChannelInterface> channel =
-      CreateChannel(server_address_.str(), ChannelArguments());
+      CreateChannelDeprecated(server_address_.str(), ChannelArguments());
 
   EchoRequest request;
   EchoResponse response;
diff --git a/test/cpp/util/create_test_channel.cc b/test/cpp/util/create_test_channel.cc
index b0472d3..cf93589 100644
--- a/test/cpp/util/create_test_channel.cc
+++ b/test/cpp/util/create_test_channel.cc
@@ -79,7 +79,7 @@
     }
     return CreateChannel(connect_to, channel_creds, channel_args);
   } else {
-    return CreateChannel(server, channel_args);
+    return CreateChannelDeprecated(server, channel_args);
   }
 }