Remove connect message from Native Messaging API

chrome/renderer/extensions/runtime_custom_bindings.cc

Index: chrome/renderer/extensions/runtime_custom_bindings.cc
diff --git a/chrome/renderer/extensions/runtime_custom_bindings.cc b/chrome/renderer/extensions/runtime_custom_bindings.cc
index 2b3c00ab63b6b7b1b3b5d344da2007d1d4899da5..9f79e8498a2220f18080ec13b486021336f8e84a 100644
--- a/chrome/renderer/extensions/runtime_custom_bindings.cc
+++ b/chrome/renderer/extensions/runtime_custom_bindings.cc
@@ -69,13 +69,11 @@ v8::Handle<v8::Value> RuntimeCustomBindings::OpenChannelToNativeApp(
   CHECK(args.Length() >= 3 &&
         args[0]->IsString() &&
         args[1]->IsString() &&
-        args[2]->IsString() &&
-        args[3]->IsString());
+        args[2]->IsString());
 
   std::string extension_id = *v8::String::Utf8Value(args[0]->ToString());
   std::string native_app_name = *v8::String::Utf8Value(args[1]->ToString());
   std::string channel_name = *v8::String::Utf8Value(args[2]->ToString());
-  std::string connect_message = *v8::String::Utf8Value(args[3]->ToString());
 
   int port_id = -1;
   renderview->Send(new ExtensionHostMsg_OpenChannelToNativeApp(
@@ -83,7 +81,6 @@ v8::Handle<v8::Value> RuntimeCustomBindings::OpenChannelToNativeApp(
       extension_id,
       native_app_name,
       channel_name,
-      connect_message,
       &port_id));
   return v8::Integer::New(port_id);
 }