Core: Fix IFindFilter::defaultShortcut() in wrong cpp file

Change-Id: I4393dbb059454333ef98a0749a3f0176557a2f5e
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>

src/plugins/coreplugin/find/findplugin.cpp

@@ -386,11 +386,6 @@ QStringListModel *Find::replaceCompletionModel()
     return &(d->m_replaceCompletionModel);
 }
 
-QKeySequence IFindFilter::defaultShortcut() const
-{
-    return QKeySequence();
-}
-
 // declared in textfindconstants.h
 QTextDocument::FindFlags textDocumentFlagsForFindFlags(FindFlags flags)
 {

src/plugins/coreplugin/find/ifindfilter.cpp

@@ -28,6 +28,7 @@
 #include <coreplugin/coreicons.h>
 
 #include <QApplication>
+#include <QKeySequence>
 #include <QPainter>
 #include <QPixmap>
 
@@ -218,6 +219,11 @@
 
 namespace Core {
 
+QKeySequence IFindFilter::defaultShortcut() const
+{
+    return QKeySequence();
+}
+
 FindFlags IFindFilter::supportedFindFlags() const
 {
     return FindCaseSensitively