[debug] Add Eval scope type to inspector protocol

src/inspector/debugger-script.js

Index: src/inspector/debugger-script.js
diff --git a/src/inspector/debugger-script.js b/src/inspector/debugger-script.js
index 9eedd48ec0cd489b334494bff474c72d8e5a6557..ceb197cdf5f935077f93f18f9e14d2cbdcee220f 100644
--- a/src/inspector/debugger-script.js
+++ b/src/inspector/debugger-script.js
@@ -42,6 +42,7 @@ DebuggerScript._scopeTypeNames.set(ScopeType.Closure, "closure");
 DebuggerScript._scopeTypeNames.set(ScopeType.Catch, "catch");
 DebuggerScript._scopeTypeNames.set(ScopeType.Block, "block");
 DebuggerScript._scopeTypeNames.set(ScopeType.Script, "script");
+DebuggerScript._scopeTypeNames.set(ScopeType.Eval, "eval");
 
 /**
  * @param {function()} fun
@@ -530,6 +531,7 @@ DebuggerScript._buildScopeObject = function(scopeType, scopeObject)
     case ScopeType.Catch:
     case ScopeType.Block:
     case ScopeType.Script:
+    case ScopeType.Eval:
         // For transient objects we create a "persistent" copy that contains
         // the same properties.
         // Reset scope object prototype to null so that the proto properties