Remove Apple's unused implementation of private browsing from WebCore

Source/WebCore/page/Console.cpp

 /*
  * Copyright (C) 2007 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 72 matching lines @@
         return;
 
     size_t stackSize = printTrace ? ScriptCallStack::maxCallStackSizeToCapture : 1;
     RefPtr<ScriptCallStack> callStack(createScriptCallStack(state, stackSize));
     const ScriptCallFrame& lastCaller = callStack->at(0);
 
     String message;
     bool gotMessage = arguments->getFirstArgumentAsString(message);
     InspectorInstrumentation::addMessageToConsole(page, ConsoleAPIMessageSource, type, level, message, state, arguments);
 
-    if (page->settings()->privateBrowsingEnabled())
-        return;
-
     if (gotMessage)
         page->chrome()->client()->addMessageToConsole(ConsoleAPIMessageSource, type, level, message, lastCaller.lineNumber(), lastCaller.sourceURL());
 }
 
 void Console::debug(ScriptState* state, PassRefPtr<ScriptArguments> arguments)
 {
     internalAddMessage(page(), LogMessageType, DebugMessageLevel, state, arguments);
 }
 
 void Console::error(ScriptState* state, PassRefPtr<ScriptArguments> arguments)
@@ skipping 145 matching lines @@
 }
 
 Page* Console::page() const
 {
     if (!m_frame)
         return 0;
     return m_frame->page();
 }
 
 } // namespace WebCore