Implement the close() API for Message ports

android_webview/renderer/aw_message_port_client.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "android_webview/renderer/aw_message_port_client.h"
 
 #include "android_webview/common/aw_message_port_messages.h"
 #include "content/public/child/v8_value_converter.h"
 #include "content/public/renderer/render_frame.h"
 #include "content/public/renderer/render_view.h"
@@ skipping 16 matching lines @@
 
 AwMessagePortClient::~AwMessagePortClient() {
 }
 
 bool AwMessagePortClient::OnMessageReceived(
     const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(AwMessagePortClient, message)
     IPC_MESSAGE_HANDLER(AwMessagePortMsg_WebToAppMessage, OnWebToAppMessage)
     IPC_MESSAGE_HANDLER(AwMessagePortMsg_AppToWebMessage, OnAppToWebMessage)
+    IPC_MESSAGE_HANDLER(AwMessagePortMsg_ClosePort, OnClosePort)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
   return handled;
 }
 
 void AwMessagePortClient::OnWebToAppMessage(
     int message_port_id,
     const base::string16& message,
     const vector<int>& sent_message_port_ids) {
@@ skipping 41 matching lines @@
   v8::Handle<v8::Value> result_value = converter->ToV8Value(value.get(),
                                                            context);
   WebSerializedScriptValue serialized_script_value =
       WebSerializedScriptValue::serialize(result_value);
   base::string16 result = serialized_script_value.toString();
   Send(new AwMessagePortHostMsg_ConvertedAppToWebMessage(
       render_frame()->GetRoutingID(), message_port_id,
       result, sent_message_port_ids));
 }
 
+void AwMessagePortClient::OnClosePort(int message_port_id) {
+  Send(new AwMessagePortHostMsg_ClosePortAck(render_frame()->GetRoutingID(),
+                                             message_port_id));
 }
+
+}