Support merged Dart-JS callstacks

Source/bindings/v8/V8PerIsolateData.h

 /*
  * Copyright (C) 2009 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.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
  * THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef V8PerIsolateData_h
 #define V8PerIsolateData_h
 
+#include "bindings/common/StackTrace.h"
 #include "bindings/v8/ScopedPersistent.h"
 #include "bindings/v8/V8ScriptState.h"
 #include "bindings/v8/V8HiddenValue.h"
 #include "bindings/v8/WrapperTypeInfo.h"
 #include "gin/public/gin_embedders.h"
 #include "gin/public/isolate_holder.h"
 #include <v8.h>
 #include "wtf/Forward.h"
 #include "wtf/HashMap.h"
 #include "wtf/OwnPtr.h"
@@ skipping 26 matching lines @@
 
     v8::Handle<v8::FunctionTemplate> toStringTemplate();
 
     StringCache* stringCache() { return m_stringCache.get(); }
 
     v8::Persistent<v8::Value>& ensureLiveRoot();
 
     int recursionLevel() const { return m_recursionLevel; }
     int incrementRecursionLevel() { return ++m_recursionLevel; }
     int decrementRecursionLevel() { return --m_recursionLevel; }
+    StackTraceTimestampTracker* stackTraceTimestampTracker() { return &m_stackTraceTimestampTracker; }
 
     bool performingMicrotaskCheckpoint() const { return m_performingMicrotaskCheckpoint; }
     void setPerformingMicrotaskCheckpoint(bool performingMicrotaskCheckpoint) { m_performingMicrotaskCheckpoint = performingMicrotaskCheckpoint; }
 
 #ifndef NDEBUG
     int internalScriptRecursionLevel() const { return m_internalScriptRecursionLevel; }
     int incrementInternalScriptRecursionLevel() { return ++m_internalScriptRecursionLevel; }
     int decrementInternalScriptRecursionLevel() { return --m_internalScriptRecursionLevel; }
 #endif
 
@@ skipping 30 matching lines @@
     OwnPtr<V8HiddenValue> m_hiddenValue;
     ScopedPersistent<v8::Value> m_liveRoot;
     RefPtr<V8ScriptState> m_scriptRegexpScriptState;
 
     const char* m_previousSamplingState;
 
     bool m_constructorMode;
     friend class ConstructorMode;
 
     int m_recursionLevel;
+    StackTraceTimestampTracker m_stackTraceTimestampTracker;
 
 #ifndef NDEBUG
     int m_internalScriptRecursionLevel;
 #endif
     OwnPtr<GCEventData> m_gcEventData;
     bool m_performingMicrotaskCheckpoint;
 };
 
 } // namespace WebCore
 
 #endif // V8PerIsolateData_h