Analytic rrect clip for cicular corners, radius >= .5

include/gpu/GrTBackendEffectFactory.h

Index: include/gpu/GrTBackendEffectFactory.h
diff --git a/include/gpu/GrTBackendEffectFactory.h b/include/gpu/GrTBackendEffectFactory.h
index 3711c7e869398f7082643c8990ad7ca4116dc19d..fd14b4fa8ecc5bfa6f5216ce10be50db5aec9861 100644
--- a/include/gpu/GrTBackendEffectFactory.h
+++ b/include/gpu/GrTBackendEffectFactory.h
@@ -64,7 +64,7 @@ public:
     /** Returns a new instance of the appropriate *GL* implementation class
         for the given GrEffect; caller is responsible for deleting
         the object. */
-    virtual GLEffect* createGLInstance(const GrDrawEffect& drawEffect) const SK_OVERRIDE {
+    virtual GrGLEffect* createGLInstance(const GrDrawEffect& drawEffect) const SK_OVERRIDE {
         return SkNEW_ARGS(GLEffect, (*this, drawEffect));
     }