Support re-reading scope variables in protocol and on backed.

Source/core/inspector/InjectedScript.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 60 matching lines @@
                              const String& callFrameId,
                              const String& expression,
                              const String& objectGroup,
                              bool includeCommandLineAPI,
                              bool returnByValue,
                              bool generatePreview,
                              RefPtr<TypeBuilder::Runtime::RemoteObject>* result,
                              TypeBuilder::OptOutput<bool>* wasThrown);
     void restartFrame(ErrorString*, const ScriptValue& callFrames, const String& callFrameId, RefPtr<JSONObject>* result);
     void setVariableValue(ErrorString*, const ScriptValue& callFrames, const String* callFrameIdOpt, const String* functionObjectIdOpt, int scopeNumber, const String& variableName, const String& newValueStr);
+    void getCallFrameScopes(ErrorString*, const ScriptValue& callFrames, const String& callFrameId, RefPtr<TypeBuilder::Array<TypeBuilder::Debugger::Scope> >* result);
     void getFunctionDetails(ErrorString*, const String& functionId, RefPtr<TypeBuilder::Debugger::FunctionDetails>* result);
     void getProperties(ErrorString*, const String& objectId, bool ownProperties, bool accessorPropertiesOnly, RefPtr<TypeBuilder::Array<TypeBuilder::Runtime::PropertyDescriptor> >* result);
     void getInternalProperties(ErrorString*, const String& objectId, RefPtr<TypeBuilder::Array<TypeBuilder::Runtime::InternalPropertyDescriptor> >* result);
     Node* nodeForObjectId(const String& objectId);
     void releaseObject(const String& objectId);
 
     PassRefPtr<TypeBuilder::Array<TypeBuilder::Debugger::CallFrame> > wrapCallFrames(const ScriptValue&);
 
     PassRefPtr<TypeBuilder::Runtime::RemoteObject> wrapObject(const ScriptValue&, const String& groupName, bool generatePreview = false) const;
     PassRefPtr<TypeBuilder::Runtime::RemoteObject> wrapTable(const ScriptValue& table, const ScriptValue& columns) const;
     PassRefPtr<TypeBuilder::Runtime::RemoteObject> wrapNode(Node*, const String& groupName);
     ScriptValue findObjectById(const String& objectId) const;
 
     void inspectNode(Node*);
     void releaseObjectGroup(const String&);
 
 private:
     friend class InjectedScriptModule;
     friend InjectedScript InjectedScriptManager::injectedScriptFor(ScriptState*);
     InjectedScript(ScriptObject, InspectedStateAccessCheck);
 
     ScriptValue nodeAsScriptValue(Node*);
 };
 
 
 } // namespace WebCore
 
 #endif