GrCustomStage Renaming Part 5

Stuff found by searching for "stage".

R=robertphillips@google.com
Review URL: https://codereview.appspot.com/6772043

git-svn-id: http://skia.googlecode.com/svn/trunk@6089 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/gradients/SkRadialGradient.cpp b/src/effects/gradients/SkRadialGradient.cpp
index 1008c87..04deeba 100644
--- a/src/effects/gradients/SkRadialGradient.cpp
+++ b/src/effects/gradients/SkRadialGradient.cpp
@@ -560,7 +560,7 @@
 
 bool SkRadialGradient::asNewEffect(GrContext* context, GrSamplerState* sampler) const {
     SkASSERT(NULL != context && NULL != sampler);
-    SkAutoTUnref<GrEffect> stage(SkNEW_ARGS(GrRadialGradient, (context, *this, fTileMode)));
+    SkAutoTUnref<GrEffect> effect(SkNEW_ARGS(GrRadialGradient, (context, *this, fTileMode)));
 
     SkMatrix matrix;
     if (this->getLocalMatrix(&matrix)) {
@@ -568,9 +568,9 @@
             return false;
         }
         matrix.postConcat(fPtsToUnit);
-        sampler->setEffect(stage, matrix);
+        sampler->setEffect(effect, matrix);
     } else {
-        sampler->setEffect(stage, fPtsToUnit);
+        sampler->setEffect(effect, fPtsToUnit);
     }
 
     return true;