DevTools: Disable network filmstrip if experiment is off

Source/devtools/front_end/network/NetworkPanel.js

Index: Source/devtools/front_end/network/NetworkPanel.js
diff --git a/Source/devtools/front_end/network/NetworkPanel.js b/Source/devtools/front_end/network/NetworkPanel.js
index 563489b0e7f4a748e89d74fccd9f50b328cb64a4..4ddbcf985cebfa3df60188b7d13fcaed3601c521 100644
--- a/Source/devtools/front_end/network/NetworkPanel.js
+++ b/Source/devtools/front_end/network/NetworkPanel.js
@@ -328,7 +328,7 @@ WebInspector.NetworkPanel.prototype = {
 
     _toggleRecordFilmStrip: function()
     {
-        var toggled = this._networkRecordFilmStripSetting.get();
+        var toggled = Runtime.experiments.isEnabled("filmStripInNetworkAndTimeline") && this._networkRecordFilmStripSetting.get();
         if (toggled && !this._filmStripRecorder) {
             this._filmStripView = new WebInspector.FilmStripView();
             this._filmStripView.setMode(WebInspector.FilmStripView.Modes.FrameBased);