| Index: chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
 | 
| diff --git a/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h b/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
 | 
| index b78b2a49b2750bb6305141ad957807ddc0155c4e..b228e67904f0ff4e19ee1932380426d4653827e8 100644
 | 
| --- a/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
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| +++ b/chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h
 | 
| @@ -8,6 +8,7 @@
 | 
|  #include "base/callback.h"
 | 
|  #include "base/files/file.h"
 | 
|  #include "base/files/file_path.h"
 | 
| +#include "base/memory/weak_ptr.h"
 | 
|  #include "webkit/browser/fileapi/async_file_util.h"
 | 
|  
 | 
|  class EventRouter;
 | 
| @@ -84,6 +85,9 @@ class ProvidedFileSystemInterface {
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|  
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|    // Returns a request manager for the file system.
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|    virtual RequestManager* GetRequestManager() = 0;
 | 
| +
 | 
| +  // Returns a weak pointer to this object.
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| +  virtual base::WeakPtr<ProvidedFileSystemInterface> GetWeakPtr() = 0;
 | 
|  };
 | 
|  
 | 
|  }  // namespace file_system_provider
 | 
| 
 |