Include GrGLInterface.h instead of forward declaring, since we have to get NULL defined anyway.



git-svn-id: http://skia.googlecode.com/svn/trunk@2280 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrGLDefaultInterface_none.cpp b/gpu/src/GrGLDefaultInterface_none.cpp
index d6acdd2..2cca135 100644
--- a/gpu/src/GrGLDefaultInterface_none.cpp
+++ b/gpu/src/GrGLDefaultInterface_none.cpp
@@ -6,7 +6,7 @@
  * found in the LICENSE file.
  */
 
-struct GrGLInterface;
+#include "GrGLInterface.h"
 
 const GrGLInterface* GrGLDefaultInterface() {
     return NULL;