| Index: Source/core/plugins/DOMMimeType.cpp
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| diff --git a/Source/core/plugins/DOMMimeType.cpp b/Source/core/plugins/DOMMimeType.cpp
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| index f8d4b316094f7e9759a6a72c42ba9d59deaf3c3d..f1bffe7b56962dd81ec3661bb8b8715818c8d5e4 100644
 | 
| --- a/Source/core/plugins/DOMMimeType.cpp
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| +++ b/Source/core/plugins/DOMMimeType.cpp
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| @@ -38,6 +38,11 @@ DOMMimeType::~DOMMimeType()
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|  {
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|  }
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|  
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| +void DOMMimeType::trace(Visitor* visitor)
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| +{
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| +    FrameDestructionObserver::trace(visitor);
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| +}
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| +
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|  const String &DOMMimeType::type() const
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|  {
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|      return mimeClassInfo().type;
 | 
| 
 |