| Index: chrome/browser/extensions/crx_installer.cc | 
| =================================================================== | 
| --- chrome/browser/extensions/crx_installer.cc	(revision 210446) | 
| +++ chrome/browser/extensions/crx_installer.cc	(working copy) | 
| @@ -142,11 +142,14 @@ | 
| } | 
|  | 
| void CrxInstaller::InstallCrx(const base::FilePath& source_file) { | 
| +  ExtensionService* service = service_weak_.get(); | 
| +  if (!service || service->browser_terminating()) | 
| +    return; | 
| + | 
| source_file_ = source_file; | 
|  | 
| scoped_refptr<SandboxedUnpacker> unpacker( | 
| new SandboxedUnpacker(source_file, | 
| -                            content::ResourceDispatcherHost::Get() != NULL, | 
| install_source_, | 
| creation_flags_, | 
| install_directory_, | 
|  |