Implement receiving transferred ports from JS

android_webview/native/aw_message_port_service_impl.cc

Index: android_webview/native/aw_message_port_service_impl.cc
diff --git a/android_webview/native/aw_message_port_service_impl.cc b/android_webview/native/aw_message_port_service_impl.cc
index 0caf92cd3afb770682d0379bf00fa9e5b2d77a82..fc542b259917e9b79b5c66e4056be2b007f76ac5 100644
--- a/android_webview/native/aw_message_port_service_impl.cc
+++ b/android_webview/native/aw_message_port_service_impl.cc
@@ -95,6 +95,12 @@ void AwMessagePortServiceImpl::OnConvertedWebToAppMessage(
         << message_port_id;
     return;
   }
+
+  // Add the ports to AwMessagePortService.
+  for (const auto& iter : sent_message_port_ids) {

[hush (inactive), 2015/03/10 22:31:36]

do you really need to use auto? It is just int?

[sgurun-gerrit only, 2015/03/10 23:20:13]

either works.

+    AddPort(iter, ports_[message_port_id]);
+  }
+
   ScopedJavaLocalRef<jstring> jmsg = ConvertUTF16ToJavaString(env, value);
   ScopedJavaLocalRef<jintArray> jports =
       ToJavaIntArray(env, sent_message_port_ids);
@@ -209,6 +215,7 @@ void AwMessagePortServiceImpl::OnMessageChannelCreated(
       *port2, ports->obj());
 }
 
+// Adds a new port to the message port service.
 void AwMessagePortServiceImpl::AddPort(int message_port_id,
                                        AwMessagePortMessageFilter* filter) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);