| Index: Source/modules/battery/NavigatorBattery.cpp
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| diff --git a/Source/modules/battery/NavigatorBattery.cpp b/Source/modules/battery/NavigatorBattery.cpp
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| index 612bb951e25d210bed10f56d2e179af06b12a6eb..c3416912f1198a2012e8815ee05d7581a8ed8677 100644
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| --- a/Source/modules/battery/NavigatorBattery.cpp
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| +++ b/Source/modules/battery/NavigatorBattery.cpp
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| @@ -37,12 +37,17 @@ const char* NavigatorBattery::supplementName()
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|  
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|  NavigatorBattery& NavigatorBattery::from(Navigator& navigator)
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|  {
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| -    NavigatorBattery* supplement = static_cast<NavigatorBattery*>(Supplement<Navigator>::from(navigator, supplementName()));
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| +    NavigatorBattery* supplement = static_cast<NavigatorBattery*>(WillBeHeapSupplement<Navigator>::from(navigator, supplementName()));
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|      if (!supplement) {
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|          supplement = new NavigatorBattery();
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| -        provideTo(navigator, supplementName(), adoptPtr(supplement));
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| +        provideTo(navigator, supplementName(), adoptPtrWillBeNoop(supplement));
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|      }
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|      return *supplement;
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|  }
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|  
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| +void NavigatorBattery::trace(Visitor* visitor)
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| +{
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| +    visitor->trace(m_batteryManager);
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| +}
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| +
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|  } // namespace WebCore
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| 
 |