Fix devtools bugs Fix a spurious layout test failure

Source/bindings/core/dart/DartInspectorDebuggerAgent.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2010-2014 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 73 matching lines @@
         MonitorCommandBreakpointSource
     };
     explicit DartInspectorDebuggerAgent(DartInjectedScriptManager*, InspectorDebuggerAgent*, InspectorPageAgent*);
 
     static const char backtraceObjectGroup[];
 
     ~DartInspectorDebuggerAgent();
     virtual void canSetScriptSource(ErrorString*, bool* result) { *result = true; }
 
     virtual void init();
-    virtual void setFrontend(InspectorFrontend*);
     virtual void clearFrontend();
     virtual void restore();
 
     bool isPaused();
     bool runningNestedMessageLoop();
 
     // Part of the protocol.
     virtual void enable(ErrorString*);
     virtual void disable(ErrorString*);
     virtual void setBreakpointsActive(ErrorString*, bool active);
@@ skipping 96 matching lines @@
     void removeBreakpoint(const String& breakpointId);
     void clear();
     bool assertPaused(ErrorString*);
     void clearBreakDetails();
 
     String sourceMapURLForScript(const Script&, CompileResult);
 
     ScriptCallFrame topCallFrameSkipUnknownSources();
 
     InspectorState* state();
+    InspectorFrontend::Debugger* frontend();
 
     typedef HashMap<String, Script> ScriptsMap;
     typedef HashMap<String, Vector<String>> BreakpointIdToDebugServerBreakpointIdsMap;
     typedef HashMap<String, std::pair<String, BreakpointSource>> DebugServerBreakpointToBreakpointIdAndSourceMap;
 
     DartInjectedScriptManager* m_injectedScriptManager;
-    InspectorFrontend::Debugger* m_frontend;
     RefPtr<DartScriptState> m_pausedScriptState;
     Dart_StackTrace m_currentCallStack;
     ScriptsMap m_scripts;
     BreakpointIdToDebugServerBreakpointIdsMap m_breakpointIdToDebugServerBreakpointIds;
     DebugServerBreakpointToBreakpointIdAndSourceMap m_serverBreakpoints;
     String m_continueToLocationBreakpointId;
     InspectorFrontend::Debugger::Reason::Enum m_breakReason;
     RefPtr<JSONObject> m_breakAuxData;
     bool m_javaScriptPauseScheduled;
     bool m_debuggerStepScheduled;
     bool m_steppingFromFramework;
     bool m_pausingOnNativeEvent;
     RawPtrWillBeMember<Listener> m_listener;
 
     int m_skippedStepInCount;
     int m_minFrameCountForSkip;
     bool m_skipAllPauses;
     OwnPtr<ScriptRegexp> m_cachedSkipStackRegExp;
     InspectorDebuggerAgent* m_inspectorDebuggerAgent;
     InspectorPageAgent* m_pageAgent;
 };
 
 } // namespace blink
 
 
 #endif // !defined(DartInspectorDebuggerAgent_h)