| Index: third_party/WebKit/Source/core/frame/Window.idl
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| diff --git a/third_party/WebKit/Source/core/frame/Window.idl b/third_party/WebKit/Source/core/frame/Window.idl
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| index 6691a833a1a949d9fa70b0c09fd26ffc832313bd..3fce55206405628df7bc60996c57f45d20b1d21e 100644
 | 
| --- a/third_party/WebKit/Source/core/frame/Window.idl
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| +++ b/third_party/WebKit/Source/core/frame/Window.idl
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| @@ -186,6 +186,8 @@
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|  
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|      // window.toString() requires special handling in V8
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|      [DoNotCheckSignature, DoNotCheckSecurity, Custom, NotEnumerable] stringifier;
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| +
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| +    [RaisesException] void purgeMemory();
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|  };
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|  
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|  // http://www.whatwg.org/specs/web-apps/current-work/#transferable-objects
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| 
 |