unity webview
uniwebview
http://uniwebview.onevcat.com/manual
Unity3D研究院之在Android中打开WebView(三十)
http://www.xuanyusong.com/archives/667
http://www.xuanyusong.com/archives/1418
Unity中内嵌网页插件UniWebView
http://www.cnblogs.com/damonxu/p/6707857.html
http://blog.csdn.net/u012662020/article/details/48264171
Unity3D游戏引擎实现在Android中打开WebView的实例
http://www.jb51.net/article/51938.htm
http://blog.csdn.net/home_498/article/details/51918041
Unity中使用WebView
http://www.cnblogs.com/zsb517/p/6188544.html
http://blog.csdn.net/u010019717/article/details/52890644