| Index: chrome/common/chrome_switches.h | 
| diff --git a/chrome/common/chrome_switches.h b/chrome/common/chrome_switches.h | 
| index 8f181b8108bf9ad3b03c3507d2da42c279e280fb..0ba0a5c4bbdfa746318ab2f74b74a96b2fda19fc 100644 | 
| --- a/chrome/common/chrome_switches.h | 
| +++ b/chrome/common/chrome_switches.h | 
| @@ -344,6 +344,7 @@ extern const char kPasswordStore[]; | 
|  | 
| #if defined(OS_MACOSX) | 
| extern const char kDisableFlashCoreAnimation[]; | 
| +extern const char kDisableHolePunching[]; | 
| extern const char kEnableExposeForTabs[]; | 
| extern const char kEnableSandboxLogging[]; | 
| #else | 
|  |