Fail incoming requests in PepperFlashSettingsManager after an error.

chrome/browser/pepper_flash_settings_manager.h

Index: chrome/browser/pepper_flash_settings_manager.h
diff --git a/chrome/browser/pepper_flash_settings_manager.h b/chrome/browser/pepper_flash_settings_manager.h
index 65bb055d3623381ff987ba91001593307019989a..28cce65200a2f898ab67ef8d214fe299cb778e48 100644
--- a/chrome/browser/pepper_flash_settings_manager.h
+++ b/chrome/browser/pepper_flash_settings_manager.h
@@ -7,6 +7,7 @@
 
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/weak_ptr.h"
 #include "ppapi/c/private/ppp_flash_browser_operations.h"
 #include "ppapi/shared_impl/ppp_flash_browser_operations_shared.h"
 
@@ -116,6 +117,8 @@ class PepperFlashSettingsManager {
   // Notified by |core_| when an error occurs.
   void OnError();
 
+  base::WeakPtrFactory<PepperFlashSettingsManager> weak_ptr_factory_;
+
   // |client_| is not owned by this object and must outlive it.
   Client* client_;