DevTools: Support harmony variable scopes.

Source/devtools/front_end/components/ObjectPropertiesSection.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 641 matching lines @@
         function didGetDetails(response)
         {
             if (!response)
                 return;
             this.removeChildren();
 
             var scopeChain = response.scopeChain || [];
             for (var i = 0; i < scopeChain.length; ++i) {
                 var scope = scopeChain[i];
                 var title = null;
-                var isTrueObject;
+                var isTrueObject = false;
 
                 switch (scope.type) {
                 case DebuggerAgent.ScopeType.Local:
                     // Not really expecting this scope type here.
                     title = WebInspector.UIString("Local");
-                    isTrueObject = false;
                     break;
                 case DebuggerAgent.ScopeType.Closure:
                     title = WebInspector.UIString("Closure");
-                    isTrueObject = false;
                     break;
                 case DebuggerAgent.ScopeType.Catch:
                     title = WebInspector.UIString("Catch");
-                    isTrueObject = false;
+                    break;
+                case DebuggerAgent.ScopeType.Block:
+                    title = WebInspector.UIString("Block");
+                    break;
+                case DebuggerAgent.ScopeType.Script:
+                    title = WebInspector.UIString("Script");
                     break;
                 case DebuggerAgent.ScopeType.With:
                     title = WebInspector.UIString("With Block");
                     isTrueObject = true;
                     break;
                 case DebuggerAgent.ScopeType.Global:
                     title = WebInspector.UIString("Global");
                     isTrueObject = true;
                     break;
                 default:
@@ skipping 396 matching lines @@
 {
     WebInspector.TextPrompt.call(this, WebInspector.ExecutionContextSelector.completionsForTextPromptInCurrentContext);
     this.setSuggestBoxEnabled(true);
     if (renderAsBlock)
         this.renderAsBlock();
 }
 
 WebInspector.ObjectPropertyPrompt.prototype = {
     __proto__: WebInspector.TextPrompt.prototype
 }