Forward-declare some classes in QmlJsTools.

Change-Id: I7196c1b2be093d4070c68546f13ee2ef36c2876c
Reviewed-by: Aurindam Jana <aurindam.jana@digia.com>

src/plugins/qmljstools/qmlconsoleitemdelegate.cpp

@@ -33,6 +33,7 @@
 #include <QPainter>
 #include <QTreeView>
 #include <QScrollBar>
+#include <QTextLayout>
 
 const char CONSOLE_LOG_BACKGROUND_COLOR[] = "#E8EEF2";
 const char CONSOLE_WARNING_BACKGROUND_COLOR[] = "#F6F4EB";

src/plugins/qmljstools/qmlconsoleitemdelegate.h

@@ -35,7 +35,8 @@
 #include "qmlconsolemanager.h"
 
 #include <QStyledItemDelegate>
-#include <QTextLayout>
+
+QT_FORWARD_DECLARE_CLASS(QTextLayout)
 
 namespace QmlJSTools {
 namespace Internal {

src/plugins/qmljstools/qmlconsoleitemmodel.cpp

@@ -32,6 +32,7 @@
 #include <utils/qtcassert.h>
 
 #include <QFontMetrics>
+#include <QFont>
 
 using namespace QmlJS;
 

src/plugins/qmljstools/qmlconsoleitemmodel.h

@@ -34,7 +34,8 @@
 
 #include <QAbstractItemModel>
 #include <QItemSelectionModel>
-#include <QFont>
+
+QT_FORWARD_DECLARE_CLASS(QFont)
 
 namespace QmlJSTools {
 namespace Internal {

src/plugins/qmljstools/qmljsbundleprovider.h

@@ -31,9 +31,7 @@
 #define QMLJSBUNDLEPROVIDER_H
 
 #include <QObject>
-
+#include <QHash>
-#include <qmljs/qmljsbundle.h>
-#include <qmljs/qmljsdocument.h>
 
 #include "qmljstools_global.h"
 
@@ -43,6 +41,11 @@ class Project;
 class Target;
 }
 
+namespace QmlJS {
+class QmlLanguageBundles;
+class QmlBundle;
+} // namespace QmlJS
+
 namespace QmlJSTools {
 
 class QMLJSTOOLS_EXPORT IBundleProvider : public QObject