QmlProfiler: Show a trace duration of 0 while data is being cleared

Task-number: QTCREATORBUG-11834
Change-Id: Ie93ee7ed79534e86feec5809ef8e91a74da380fa
Reviewed-by: Christian Stenger <christian.stenger@digia.com>
Reviewed-by: Kai Koehne <kai.koehne@digia.com>

src/plugins/qmlprofiler/qmlprofilertool.cpp

@@ -366,8 +366,8 @@ void QmlProfilerTool::updateTimeDisplay()
     if (d->m_profilerState->serverRecording() &&
         d->m_profilerState->currentState() == QmlProfilerStateManager::AppRunning) {
             seconds = d->m_recordingElapsedTime.elapsed() / 1000.0;
-    } else if (d->m_profilerModelManager->state() != QmlProfilerDataState::Empty ) {
-        //seconds = d->m_profilerModelManager->traceDuration() / 1.0e9;
+    } else if (d->m_profilerModelManager->state() != QmlProfilerDataState::Empty &&
+               d->m_profilerModelManager->state() != QmlProfilerDataState::ClearingData) {
         seconds = d->m_profilerModelManager->traceTime()->duration() / 1.0e9;
     }
     QString timeString = QString::number(seconds,'f',1);