QmlProfiler: Allow preselection of events to be recorded

This allows us to reduce the amount of data we need to handle
if the user isn't interested in certain categories.

Task-number: QTBUG-41118
Change-Id: Ieaac12fb1dec29d6035642f433bc1a1d49e545c2
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

src/plugins/qmlprofiler/qmlprofilermodelmanager.h

@@ -127,6 +127,9 @@ public:
     int registerModelProxy();
     void setProxyCountWeight(int proxyId, int weight);
     void modelProxyCountUpdated(int proxyId, qint64 count, qint64 max);
+    void announceFeatures(int proxyId, quint64 features);
+    quint64 availableFeatures();
+    static const char *featureName(QmlDebug::ProfileFeature feature);
 
     qint64 estimatedProfilingTime() const;
 
@@ -137,6 +140,7 @@ signals:
     void dataAvailable();
 
     void requestDetailsForLocation(int eventType, const QmlDebug::QmlEventLocation &location);
+    void availableFeaturesChanged(quint64 features);
 
 public slots:
     void clear();