| Index: third_party/WebKit/public/platform/WebGraphicsContext3DProvider.h | 
| diff --git a/third_party/WebKit/public/platform/WebGraphicsContext3DProvider.h b/third_party/WebKit/public/platform/WebGraphicsContext3DProvider.h | 
| index d2ebba7eed413996906e02c23087672d7c4a61f7..8a7d8c31fb57302e420093b385c151c4b6a360de 100644 | 
| --- a/third_party/WebKit/public/platform/WebGraphicsContext3DProvider.h | 
| +++ b/third_party/WebKit/public/platform/WebGraphicsContext3DProvider.h | 
| @@ -61,6 +61,7 @@ class WebGraphicsContext3DProvider { | 
| virtual void setLostContextCallback(const base::Closure&) = 0; | 
| virtual void setErrorMessageCallback( | 
| const base::Callback<void(const char* msg, int32_t id)>&) = 0; | 
| +  virtual void signalQuery(uint32_t, const base::Closure&) = 0; | 
| }; | 
|  | 
| }  // namespace blink | 
|  |