QmlProfiler: nonzero trace starttimes

Change-Id: I734c1af79a4975f5f331f212721331ea877b391a
Reviewed-by: Kai Koehne <kai.koehne@nokia.com>

src/libs/qmljsdebugclient/qmlprofilertraceclient.h

@@ -68,6 +68,7 @@ public:
         Key,
         AnimationFrame,
         EndTrace,
+        StartTrace,
 
         MaximumEventType
     };
@@ -94,6 +95,7 @@ signals:
     void gap(qint64 time);
     void event(int event, qint64 time);
     void traceFinished( qint64 time );
+    void traceStarted( qint64 time );
     void range(int type, qint64 startTime, qint64 length,
                const QStringList &data, const QString &fileName, int line);