Fail WebSocket channel when handshake fails.

content/browser/renderer_host/websocket_dispatcher_host.h

Index: content/browser/renderer_host/websocket_dispatcher_host.h
diff --git a/content/browser/renderer_host/websocket_dispatcher_host.h b/content/browser/renderer_host/websocket_dispatcher_host.h
index 638178ee9b368ea364ab902194f327c0d105b8f0..0ce6012b9c541f73122ef909123235d2d71489d1 100644
--- a/content/browser/renderer_host/websocket_dispatcher_host.h
+++ b/content/browser/renderer_host/websocket_dispatcher_host.h
@@ -94,6 +94,12 @@ class CONTENT_EXPORT WebSocketDispatcherHost : public BrowserMessageFilter {
       int routing_id,
       const WebSocketHandshakeResponse& response) WARN_UNUSED_RESULT;
 
+  // Sends a WebSocketMsg_NotifyFailure IPC and deletes and unregisters the
+  // channel.
+  WebSocketHostState NotifyFailure(
+      int routing_id,
+      const std::string& message) WARN_UNUSED_RESULT;
+
   // Sends a WebSocketMsg_DropChannel IPC and deletes and unregisters the
   // channel.
   WebSocketHostState DoDropChannel(