QML Debugger refactoring

Now, QmlEngine creates the connection to the inferior (debuggee), and
notifies QmlInspector when a connection is established. Before,
inspector created the debugger engin, which was wrong.

QmlEngine's responsibilities are connecting to the debuggee and basic
QML/JS debugging features like locals & watchers, breakpoints etc.
QmlInspector takes care of Live Preview and other fancy inspection
features.

Reviewed-by: hjk

src/plugins/debugger/qml/qmldebuggerclient.cpp

@@ -0,0 +1,58 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** Commercial Usage
+**
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+**
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at http://qt.nokia.com/contact.
+**
+**************************************************************************/
+#include "qmldebuggerclient.h"
+
+#include <extensionsystem/pluginmanager.h>
+#include <utils/qtcassert.h>
+
+namespace Debugger {
+namespace Internal {
+
+QmlDebuggerClient::QmlDebuggerClient(QmlJsDebugClient::QDeclarativeDebugConnection* client)
+    : QDeclarativeDebugClient(QLatin1String("JSDebugger"), client)
+{
+    setEnabled(true);
+}
+
+QmlDebuggerClient::~QmlDebuggerClient()
+{
+}
+
+void QmlDebuggerClient::messageReceived(const QByteArray &data)
+{
+    emit messageWasReceived(data);
+}
+
+void QmlDebuggerClient::slotSendMessage(const QByteArray &message)
+{
+    QDeclarativeDebugClient::sendMessage(message);
+}
+
+} // Internal
+} // Debugger