DevTools: introduce protocol::Value, baseline for hierarchical data in remote debugging protocol.

third_party/WebKit/Source/core/inspector/InspectorDebuggerAgent.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010-2011 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 71 matching lines @@
     void removeAsyncOperationBreakpoint(ErrorString*, int operationId) override;
     void setBlackboxedRanges(ErrorString*, const String& scriptId, PassOwnPtr<protocol::Array<protocol::Debugger::ScriptPosition>> positions) override;
 
     // Called by InspectorInstrumentation.
     bool isPaused();
     void scriptExecutionBlockedByCSP(const String& directiveText);
     void willExecuteScript(int scriptId);
     void didExecuteScript();
 
     // InspectorBaseAgent overrides.
-    void setState(PassRefPtr<JSONObject>) override;
+    void setState(PassRefPtr<protocol::DictionaryValue>) override;
     void init() override;
     void setFrontend(protocol::Frontend*) override;
     void clearFrontend() override;
     void restore() override;
 
     V8DebuggerAgent* v8Agent() const { return m_v8DebuggerAgent.get(); }
 
     virtual void muteConsole() = 0;
     virtual void unmuteConsole() = 0;
 
     V8Debugger* debugger() { return m_debugger; }
 protected:
     InspectorDebuggerAgent(V8RuntimeAgent*, V8Debugger*, int contextGroupId);
 
     OwnPtr<V8DebuggerAgent> m_v8DebuggerAgent;
     OwnPtrWillBeMember<AsyncCallTracker> m_asyncCallTracker;
 
 private:
     void setTrackingAsyncCalls(bool);
     V8Debugger* m_debugger;
 };
 
 } // namespace blink
 
 
 #endif // !defined(InspectorDebuggerAgent_h)