| Index: Source/WebCore/loader/SubresourceLoader.cpp | 
| =================================================================== | 
| --- Source/WebCore/loader/SubresourceLoader.cpp	(revision 132812) | 
| +++ Source/WebCore/loader/SubresourceLoader.cpp	(working copy) | 
| @@ -164,6 +164,7 @@ | 
| { | 
| // Store the previous URL because the call to ResourceLoader::willSendRequest will modify it. | 
| KURL previousURL = request().url(); | 
| +    RefPtr<SubresourceLoader> protect(this); | 
|  | 
| ResourceLoader::willSendRequest(newRequest, redirectResponse); | 
| if (!previousURL.isNull() && !newRequest.isNull() && previousURL != newRequest.url()) { | 
|  |