Make helper function on GrGLSLProgramDataManager non virtual

src/gpu/gl/GrGLProgramDataManager.cpp

Index: src/gpu/gl/GrGLProgramDataManager.cpp
diff --git a/src/gpu/gl/GrGLProgramDataManager.cpp b/src/gpu/gl/GrGLProgramDataManager.cpp
index 06f568ee2641ba10a934d803c8737223d3424901..a03f1b292230df64ed0bb9d66594a4ab7ddbb57f 100644
--- a/src/gpu/gl/GrGLProgramDataManager.cpp
+++ b/src/gpu/gl/GrGLProgramDataManager.cpp
@@ -263,21 +263,6 @@ void GrGLProgramDataManager::setMatrix4fv(UniformHandle u,
     }
 }
 
-void GrGLProgramDataManager::setSkMatrix(UniformHandle u, const SkMatrix& matrix) const {
-    float mt[] = {
-        matrix.get(SkMatrix::kMScaleX),
-        matrix.get(SkMatrix::kMSkewY),
-        matrix.get(SkMatrix::kMPersp0),
-        matrix.get(SkMatrix::kMSkewX),
-        matrix.get(SkMatrix::kMScaleY),
-        matrix.get(SkMatrix::kMPersp1),
-        matrix.get(SkMatrix::kMTransX),
-        matrix.get(SkMatrix::kMTransY),
-        matrix.get(SkMatrix::kMPersp2),
-    };
-    this->setMatrix3f(u, mt);
-}
-
 void GrGLProgramDataManager::setPathFragmentInputTransform(VaryingHandle u,
                                                            int components,
                                                            const SkMatrix& matrix) const {