DevTools: migrate sources panel sidebar to views.

third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js

Index: third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js
diff --git a/third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js b/third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js
index bf8f41881ef1ca94ee528af5ee9c8c17861a519f..670bacd0a71a2a1d48685e10e0a5fb6232f25ed2 100644
--- a/third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js
+++ b/third_party/WebKit/Source/devtools/front_end/sources/ScopeChainSidebarPane.js
@@ -26,14 +26,15 @@
 
 /**
  * @constructor
- * @extends {WebInspector.SimpleView}
+ * @extends {WebInspector.VBox}
  */
 WebInspector.ScopeChainSidebarPane = function()
 {
-    WebInspector.SimpleView.call(this, WebInspector.UIString("Scope"));
+    WebInspector.VBox.call(this);
     this._expandController = new WebInspector.ObjectPropertiesSectionExpandController();
     this._linkifier = new WebInspector.Linkifier();
     WebInspector.context.addFlavorChangeListener(WebInspector.DebuggerModel.CallFrame, this._update, this);
+    this._update();
 }
 
 WebInspector.ScopeChainSidebarPane._pathSymbol = Symbol("path");
@@ -137,5 +138,5 @@ WebInspector.ScopeChainSidebarPane.prototype = {
 
     _sidebarPaneUpdatedForTest: function() { },
 
-    __proto__: WebInspector.SimpleView.prototype
+    __proto__: WebInspector.VBox.prototype
 }