[WebSocket] bufferedAmount should not decrease inside a task.

Source/modules/websockets/ThreadableWebSocketChannelClientWrapper.cpp

 /*
  * Copyright (C) 2011 Google Inc.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 88 matching lines @@
         processPendingTasks();
 }
 
 void ThreadableWebSocketChannelClientWrapper::didReceiveBinaryData(PassOwnPtr<Vector<char> > binaryData)
 {
     m_pendingTasks.append(createCallbackTask(&didReceiveBinaryDataCallback, this, binaryData));
     if (!m_suspended)
         processPendingTasks();
 }
 
-void ThreadableWebSocketChannelClientWrapper::didUpdateBufferedAmount(unsigned long bufferedAmount)
+void ThreadableWebSocketChannelClientWrapper::didConsumeBufferedAmount(unsigned long consumed)
 {
-    m_pendingTasks.append(createCallbackTask(&didUpdateBufferedAmountCallback, this, bufferedAmount));
+    m_pendingTasks.append(createCallbackTask(&didConsumeBufferedAmountCallback, this, consumed));
     if (!m_suspended)
         processPendingTasks();
 }
 
 void ThreadableWebSocketChannelClientWrapper::didStartClosingHandshake()
 {
     m_pendingTasks.append(createCallbackTask(&didStartClosingHandshakeCallback, this));
     if (!m_suspended)
         processPendingTasks();
 }
 
-void ThreadableWebSocketChannelClientWrapper::didClose(unsigned long unhandledBufferedAmount, WebSocketChannelClient::ClosingHandshakeCompletionStatus closingHandshakeCompletion, unsigned short code, const String& reason)
+void ThreadableWebSocketChannelClientWrapper::didClose(WebSocketChannelClient::ClosingHandshakeCompletionStatus closingHandshakeCompletion, unsigned short code, const String& reason)
 {
-    m_pendingTasks.append(createCallbackTask(&didCloseCallback, this, unhandledBufferedAmount, closingHandshakeCompletion, code, reason));
+    m_pendingTasks.append(createCallbackTask(&didCloseCallback, this, closingHandshakeCompletion, code, reason));
     if (!m_suspended)
         processPendingTasks();
 }
 
 void ThreadableWebSocketChannelClientWrapper::didReceiveMessageError()
 {
     m_pendingTasks.append(createCallbackTask(&didReceiveMessageErrorCallback, this));
     if (!m_suspended)
         processPendingTasks();
 }
@@ skipping 33 matching lines @@
         wrapper->m_client->didReceiveMessage(message);
 }
 
 void ThreadableWebSocketChannelClientWrapper::didReceiveBinaryDataCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper, PassOwnPtr<Vector<char> > binaryData)
 {
     ASSERT_UNUSED(context, !context);
     if (wrapper->m_client)
         wrapper->m_client->didReceiveBinaryData(binaryData);
 }
 
-void ThreadableWebSocketChannelClientWrapper::didUpdateBufferedAmountCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper, unsigned long bufferedAmount)
+void ThreadableWebSocketChannelClientWrapper::didConsumeBufferedAmountCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper, unsigned long consumed)
 {
     ASSERT_UNUSED(context, !context);
     if (wrapper->m_client)
-        wrapper->m_client->didUpdateBufferedAmount(bufferedAmount);
+        wrapper->m_client->didConsumeBufferedAmount(consumed);
 }
 
 void ThreadableWebSocketChannelClientWrapper::didStartClosingHandshakeCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper)
 {
     ASSERT_UNUSED(context, !context);
     if (wrapper->m_client)
         wrapper->m_client->didStartClosingHandshake();
 }
 
-void ThreadableWebSocketChannelClientWrapper::didCloseCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper, unsigned long unhandledBufferedAmount, WebSocketChannelClient::ClosingHandshakeCompletionStatus closingHandshakeCompletion, unsigned short code, const String& reason)
+void ThreadableWebSocketChannelClientWrapper::didCloseCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper, WebSocketChannelClient::ClosingHandshakeCompletionStatus closingHandshakeCompletion, unsigned short code, const String& reason)
 {
     ASSERT_UNUSED(context, !context);
     if (wrapper->m_client)
-        wrapper->m_client->didClose(unhandledBufferedAmount, closingHandshakeCompletion, code, reason);
+        wrapper->m_client->didClose(closingHandshakeCompletion, code, reason);
 }
 
 void ThreadableWebSocketChannelClientWrapper::didReceiveMessageErrorCallback(ExecutionContext* context, PassRefPtrWillBeRawPtr<ThreadableWebSocketChannelClientWrapper> wrapper)
 {
     ASSERT_UNUSED(context, !context);
     if (wrapper->m_client)
         wrapper->m_client->didReceiveMessageError();
 }
 
 } // namespace WebCore