Rename blahHandler to onBlah throughout dart:io.

runtime/bin/socket_impl.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 class _SocketBase {
   // Bit flags used when communicating between the eventhandler and
   // dart code. The EVENT flags are used to indicate events of
   // interest when sending a message from dart code to the
   // eventhandler. When receiving a message from the eventhandler the
@@ skipping 73 matching lines @@
         _handler != null) {
       _handler.close();
       _handler = null;
     } else {
       _activateHandlers();
     }
   }
 
   void _getPort() native "Socket_GetPort";
 
-  void set errorHandler(void callback()) {
+  void set onError(void callback()) {
     _setHandler(_ERROR_EVENT, callback);
   }
 
   void _activateHandlers() {
     if (_canActivateHandlers && (_id >= 0)) {
       if (_handlerMask == 0) {
         if (_handler != null) {
           _handler.close();
           _handler = null;
         }
@@ skipping 114 matching lines @@
     return socket;
   }
 
   _ServerSocket._internal();
 
   bool _accept(Socket socket) native "ServerSocket_Accept";
 
   bool _createBindListen(String bindAddress, int port, int backlog)
       native "ServerSocket_CreateBindListen";
 
-  void set connectionHandler(void callback(Socket connection)) {
+  void set onConnection(void callback(Socket connection)) {
     _clientConnectionHandler = callback;
     _setHandler(_IN_EVENT,
                 _clientConnectionHandler != null ? _connectionHandler : null);
   }
 
   void _connectionHandler() {
     if (_id >= 0) {
       _Socket socket = new _Socket._internal();
       if (_accept(socket)) _clientConnectionHandler(socket);
     }
@@ skipping 112 matching lines @@
         SocketIOException("Error: writeList failed - invalid socket handle");
   }
 
   int _writeList(List<int> buffer, int offset, int bytes)
       native "Socket_WriteList";
 
   void _reportError() {
     // For all errors we close the socket, call the error handler and
     // disable further calls of the error handler.
     close();
-    var errorHandler = _handlerMap[_ERROR_EVENT];
-    if (errorHandler != null) {
-      errorHandler();
+    var onError = _handlerMap[_ERROR_EVENT];
+    if (onError != null) {
+      onError();
       _setHandler(_ERROR_EVENT, null);
     }
   }
 
   bool _createConnect(String host, int port) native "Socket_CreateConnect";
 
-  void set writeHandler(void callback()) {
+  void set onWrite(void callback()) {
     if (_outputStream != null) throw new StreamException(
             "Cannot set write handler when output stream is used");
     _clientWriteHandler = callback;
     _updateOutHandler();
   }
 
-  void set connectHandler(void callback()) {
+  void set onConnect(void callback()) {
     if (_seenFirstOutEvent || _outputStream != null) {
       throw new StreamException(
           "Cannot set connect handler when already connected");
     }
     if (_outputStream != null) {
       throw new StreamException(
           "Cannot set connect handler when output stream is used");
     }
     _clientConnectHandler = callback;
     _updateOutHandler();
   }
 
-  void set dataHandler(void callback()) {
+  void set onData(void callback()) {
     if (_inputStream != null) throw new StreamException(
             "Cannot set data handler when input stream is used");
-    _dataHandler = callback;
+    _onData = callback;
   }
 
-  void set closeHandler(void callback()) {
+  void set onClosed(void callback()) {
     if (_inputStream != null) throw new StreamException(
             "Cannot set close handler when input stream is used");
-    _closeHandler = callback;
+    _onClosed = callback;
   }
 
   bool _isListenSocket() => false;
 
   bool _isPipe() => _pipe;
 
   InputStream get inputStream() {
     if (_inputStream === null) {
       if (_handlerMap[_IN_EVENT] !== null ||
           _handlerMap[_CLOSE_EVENT] !== null) {
         throw new StreamException(
             "Cannot get input stream when socket handlers are used");
       }
       _inputStream = new SocketInputStream(this);
     }
     return _inputStream;
   }
 
   OutputStream get outputStream() {
     if (_outputStream === null) {
       if (_handlerMap[_OUT_EVENT] !== null) {
         throw new StreamException(
             "Cannot get input stream when socket handlers are used");
       }
       _outputStream = new SocketOutputStream(this);
     }
     return _outputStream;
   }
 
-  void set _writeHandler(void callback()) {
+  void set _onWrite(void callback()) {
     _setHandler(_OUT_EVENT, callback);
   }
 
-  void set _dataHandler(void callback()) {
+  void set _onData(void callback()) {
     _setHandler(_IN_EVENT, callback);
   }
 
-  void set _closeHandler(void callback()) {
+  void set _onClosed(void callback()) {
     _setHandler(_CLOSE_EVENT, callback);
   }
 
   void _updateOutHandler() {
     void firstWriteHandler() {
       assert(!_seenFirstOutEvent);
       _seenFirstOutEvent = true;
 
       // From now on the write handler is only the client write
       // handler (connect handler cannot be called again). Change this
       // before calling any handlers as handlers can change the
       // handlers.
-      if (_clientWriteHandler === null) _writeHandler = _clientWriteHandler;
+      if (_clientWriteHandler === null) _onWrite = _clientWriteHandler;
 
       // First out event is socket connected event.
       if (_clientConnectHandler !== null) _clientConnectHandler();
       _clientConnectHandler = null;
 
       // Always (even for the first out event) call the write handler.
       if (_clientWriteHandler !== null) _clientWriteHandler();
     }
 
     if (_clientConnectHandler === null && _clientWriteHandler === null) {
-      _writeHandler = null;
+      _onWrite = null;
     } else {
       if (_seenFirstOutEvent) {
-        _writeHandler = _clientWriteHandler;
+        _onWrite = _clientWriteHandler;
       } else {
-        _writeHandler = firstWriteHandler;
+        _onWrite = firstWriteHandler;
       }
     }
   }
 
   bool _seenFirstOutEvent = false;
   bool _closedRead = false;
   bool _closedWrite = false;
   bool _pipe = false;
   Function _clientConnectHandler;
   Function _clientWriteHandler;
   SocketInputStream _inputStream;
   SocketOutputStream _outputStream;
 }