| Index: ui/gl/gl_image_stub.h | 
| diff --git a/ui/gl/gl_image_stub.h b/ui/gl/gl_image_stub.h | 
| index d8365865404399e6205a77244ec84b2c3f879f5c..2600a7dfa68cc16385258e10b9d755c09d62b4f5 100644 | 
| --- a/ui/gl/gl_image_stub.h | 
| +++ b/ui/gl/gl_image_stub.h | 
| @@ -19,7 +19,7 @@ class GL_EXPORT GLImageStub : public GLImage { | 
| gfx::Size GetSize() override; | 
| bool BindTexImage(unsigned target) override; | 
| void ReleaseTexImage(unsigned target) override {} | 
| -  bool CopyTexImage(unsigned target) override; | 
| +  bool CopyTexSubImage(unsigned target, int xoffset, int yoffset) override; | 
| void WillUseTexImage() override {} | 
| void DidUseTexImage() override {} | 
| void WillModifyTexImage() override {} | 
|  |