Revert of DevTools: Show screenshots on the main flamechart

third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js

Index: third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js
diff --git a/third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js b/third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js
index 446c177a529920d7205d88fd0156972d9f737966..bb3dc5e5d19e5ac28aef2e9d5b8df135d2ae014c 100644
--- a/third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js
+++ b/third_party/WebKit/Source/devtools/front_end/timeline/TimelineDetailsView.js
@@ -122,7 +122,12 @@
         break;
       case Timeline.TimelineSelection.Type.Frame:
         var frame = /** @type {!TimelineModel.TimelineFrame} */ (this._selection.object());
-        var filmStripFrame = Timeline.TimelineUIUtils.filmStripModelFrame(this._model.filmStripModel(), frame);
+        var screenshotTime = frame.idle ?
+            frame.startTime :
+            frame.endTime;  // For idle frames, look at the state at the beginning of the frame.
+        var filmStripFrame = this._model.filmStripModel().frameByTimestamp(screenshotTime);
+        if (filmStripFrame && filmStripFrame.timestamp - frame.endTime > 10)
+          filmStripFrame = null;
         this._setContent(Timeline.TimelineUIUtils.generateDetailsContentForFrame(frame, filmStripFrame));
         if (frame.layerTree) {
           var layersView = this._layersView();