DevTools: Hide overview pane on timeline landing page.

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

Index: third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js
diff --git a/third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js b/third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js
index 7298c89cf7dc538dbcf41659da5dea5bd5779e51..c3334fc7d830824b0b0778680ce8ea73563eb5f8 100644
--- a/third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js
+++ b/third_party/WebKit/Source/devtools/front_end/timeline/TimelinePanel.js
@@ -728,9 +728,9 @@ Timeline.TimelinePanel = class extends UI.Panel {
   _showLandingPage() {
     if (this._landingPage)
       return;
-    this._detailsSplitWidget.detach();
+    this._timelinePane.detach();
     this._landingPage = new Timeline.TimelineLandingPage();
-    this._landingPage.show(this._timelinePane.element);
+    this._landingPage.show(this.element);
   }
 
   _hideLandingPage() {
@@ -738,7 +738,7 @@ Timeline.TimelinePanel = class extends UI.Panel {
       return;
     this._landingPage.detach();
     this._landingPage = null;
-    this._detailsSplitWidget.show(this._timelinePane.element);
+    this._timelinePane.show(this.element);
   }
 
   /**