相机请求通信动作被原生捕获过程讲解

1.exec(cameraSuccessCallback, cameraErrorCallback, "Camera", "takePicture", args);

2.prompt(argsJson, 'gap:'+JSON.stringify([bridgeSecret, 'Camera', 'takePicture', callbackId]));

3.prompt数据被SystemWebChromeClient.java onJsPrompt拦截

4.CordovaBridge.java promptOnJsPrompt处理拦截数据