GrGLGradientStage->GrGLGradientEffect

R=robertphillips@google.com
Review URL: https://codereview.appspot.com/6774046

git-svn-id: http://skia.googlecode.com/svn/trunk@6131 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkSweepGradient.cpp b/src/effects/gradients/SkSweepGradient.cpp
index 726ccbf..190da59 100644
--- a/src/effects/gradients/SkSweepGradient.cpp
+++ b/src/effects/gradients/SkSweepGradient.cpp
@@ -382,7 +382,7 @@
 
 #if SK_SUPPORT_GPU
 
-class GrGLSweepGradient : public GrGLGradientStage {
+class GrGLSweepGradient : public GrGLGradientEffect {
 public:
 
     GrGLSweepGradient(const GrBackendEffectFactory& factory,
@@ -400,7 +400,7 @@
 
 private:
 
-    typedef GrGLGradientStage INHERITED;
+    typedef GrGLGradientEffect INHERITED;
 
 };