Oilpan: tidy up InspectorState weak references.

third_party/WebKit/Source/core/inspector/v8/V8ProfilerAgentImpl.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8ProfilerAgentImpl_h
 #define V8ProfilerAgentImpl_h
 
 #include "core/CoreExport.h"
 #include "core/InspectorFrontend.h"
 #include "core/inspector/v8/V8ProfilerAgent.h"
+#include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class CORE_EXPORT V8ProfilerAgentImpl : public V8ProfilerAgent {
     WTF_MAKE_NONCOPYABLE(V8ProfilerAgentImpl);
 public:
     explicit V8ProfilerAgentImpl(v8::Isolate*);
@@ skipping 19 matching lines @@
 private:
     void stop(ErrorString*, RefPtr<TypeBuilder::Profiler::CPUProfile>*);
     String nextProfileId();
 
     void startProfiling(const String& title);
     PassRefPtr<TypeBuilder::Profiler::CPUProfile> stopProfiling(const String& title, bool serialize);
 
     bool isRecording() const;
 
     v8::Isolate* m_isolate;
-    InspectorState* m_state;
+    RawPtrWillBeWeakPersistent<InspectorState> m_state;
     InspectorFrontend::Profiler* m_frontend;
     bool m_enabled;
     bool m_recordingCPUProfile;
     class ProfileDescriptor;
     Vector<ProfileDescriptor> m_startedProfiles;
     String m_frontendInitiatedProfileId;
 };
 
 } // namespace blink
 
 
 #endif // !defined(V8ProfilerAgentImpl_h)