Combine the emit functions in GrGLProgramStage.

R=robertphillips@google.com
Review URL: https://codereview.appspot.com/6741064

git-svn-id: http://skia.googlecode.com/svn/trunk@6057 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/effects/GrSingleTextureEffect.cpp b/src/gpu/effects/GrSingleTextureEffect.cpp
index f6f7b8c..51d3025 100644
--- a/src/gpu/effects/GrSingleTextureEffect.cpp
+++ b/src/gpu/effects/GrSingleTextureEffect.cpp
@@ -12,7 +12,7 @@
 #include "GrProgramStageFactory.h"
 #include "GrTexture.h"
 
-class GrGLSingleTextureEffect : public GrGLProgramStage {
+class GrGLSingleTextureEffect : public GrGLLegacyProgramStage {
 public:
     GrGLSingleTextureEffect(const GrProgramStageFactory& factory,
                             const GrCustomStage& stage) : INHERITED (factory) { }
@@ -32,7 +32,7 @@
 
 private:
 
-    typedef GrGLProgramStage INHERITED;
+    typedef GrGLLegacyProgramStage INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////