| 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;
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|    virtual void setErrorMessageCallback(
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|        const base::Callback<void(const char* msg, int32_t id)>&) = 0;
 | 
| +  virtual void signalQuery(uint32_t, const base::Closure&) = 0;
 | 
|  };
 | 
|  
 | 
|  }  // namespace blink
 | 
| 
 |