| ConsoleMessage | Public class representing a JavaScript console message from WebCore. |
| GeolocationPermissionsCallback | A callback interface used by the host application to set the Geolocation permission state for an origin. |
| HttpAuthHandler | Represents a request for HTTP authentication. |
| ISelectionInterface | 内核选择复制状态回调接口处理类，
设置方法参考setSelectListener(ISelectionInterface) |
| IX5ScrollListener | 监测WebView的overScroll行为。 |
| IX5WebBackForwardListClient | 历史记录变化回调接口类，可以用来维护历史记录列表，
设置方法参考 setWebBackForwardListClient(IX5WebBackForwardListClient) |
| IX5WebChromeClient | |
| IX5WebChromeClient.CustomViewCallback | A callback interface used by the host application to notify the current page that its custom view has been dismissed. |
| IX5WebHistoryItem | |
| IX5WebViewBase | |
| IX5WebViewBase.FindListener | Interface to listen for find results. |
| JsPromptResult | Public class for handling JavaScript prompt requests. |
| JsResult | An instance of this class is passed as a parameter in various WebChromeClient action notifications. |
| MediaAccessPermissionsCallback | 当网页请求摄像头,MCI权限时将会回调
onPermissionRequest(String, long, MediaAccessPermissionsCallback)
其中callback为该类的实例，可以利用该回调接口设置允许获取的权限类型，以及对应的授权是否缓存 |
| PermissionRequest | This class defines a permission request and is used when web content requests access to protected resources. |
| SslError | This class represents a set of one or more SSL errors and the associated SSL certificate. |
| SslErrorHandler | Represents a request for handling an SSL error. |
| WebResourceRequest | Encompasses parameters to the shouldInterceptRequest(WebView, WebResourceRequest) method. |
| ClientCertRequest | ClientCertRequest: The user receives an instance of this class as
a parameter of onReceivedClientCertRequest(WebView, ClientCertRequest). |
| ServiceWorkerClient | Base class for clients to capture Service Worker related callbacks, see ServiceWorkerController for usage example. |
| ServiceWorkerWebSettings | Manages settings state for all Service Workers. |
| UrlRequest | Controls an HTTP request (GET, PUT, POST etc). |
| UrlRequest.Builder | Builder for UrlRequests. |
| UrlRequest.Callback | Users of Cronet extend this class to receive callbacks indicating the
progress of a UrlRequest being processed. |
| UrlResponseInfo | Basic information about a response. |
| UrlResponseInfo.HeaderBlock | Unmodifiable container of response headers or trailers. |
| WebResourceError | Encapsulates information about errors occured during loading of web resources. |
| WebResourceResponse | Encapsulates a resource response. |
| CallbackException | Exception passed to UrlRequest.Callback.onFailed() when
UrlRequest.Callback method throws an exception. |
| X5netException | Base exception passed to UrlRequest.Callback.onFailed(). |