Change WebSocketChannel to pass data via IOBuffer

net/websockets/websocket_end_to_end_test.cc

Index: net/websockets/websocket_end_to_end_test.cc
diff --git a/net/websockets/websocket_end_to_end_test.cc b/net/websockets/websocket_end_to_end_test.cc
index 19f4a19c5a25eaa6e1beabc61b3f5ee2e728d8dd..31b557a07c1a6ec5c79129525590e840ee9ebbb6 100644
--- a/net/websockets/websocket_end_to_end_test.cc
+++ b/net/websockets/websocket_end_to_end_test.cc
@@ -71,7 +71,8 @@ class ConnectTestingEventInterface : public WebSocketEventInterface {
 
   ChannelState OnDataFrame(bool fin,
                            WebSocketMessageType type,
-                           const std::vector<char>& data) override;
+                           scoped_refptr<IOBuffer> data,
+                           size_t data_size) override;
 
   ChannelState OnFlowControl(int64_t quota) override;
 
@@ -142,7 +143,8 @@ ChannelState ConnectTestingEventInterface::OnAddChannelResponse(
 ChannelState ConnectTestingEventInterface::OnDataFrame(
     bool fin,
     WebSocketMessageType type,
-    const std::vector<char>& data) {
+    scoped_refptr<IOBuffer> data,
+    size_t data_size) {
   return CHANNEL_ALIVE;
 }