TextEditor: Return hover handler priority by callback

...to get rid of the asynchronous code path.

Change-Id: I56377510440631b0be712333b2a4018717c86389
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/qmakeprojectmanager/profilehoverhandler.cpp

@@ -30,6 +30,7 @@
 #include <coreplugin/helpmanager.h>
 #include <texteditor/texteditor.h>
 #include <utils/htmldocextractor.h>
+#include <utils/executeondestruction.h>
 
 #include <QTextBlock>
 #include <QUrl>
@@ -44,8 +45,12 @@ ProFileHoverHandler::ProFileHoverHandler()
 {
 }
 
-void ProFileHoverHandler::identifyMatch(TextEditor::TextEditorWidget *editorWidget, int pos)
+void ProFileHoverHandler::identifyMatch(TextEditor::TextEditorWidget *editorWidget,
+                                        int pos,
+                                        ReportPriority report)
 {
+    Utils::ExecuteOnDestruction reportPriority([this, report](){ report(priority()); });
+
     m_docFragment.clear();
     m_manualKind = UnknownManual;
     if (!editorWidget->extraSelectionTooltip(pos).isEmpty()) {