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/GrTextureDomainEffect.cpp b/src/gpu/effects/GrTextureDomainEffect.cpp
index 219a752..f406041 100644
--- a/src/gpu/effects/GrTextureDomainEffect.cpp
+++ b/src/gpu/effects/GrTextureDomainEffect.cpp
@@ -9,7 +9,7 @@
 #include "gl/GrGLProgramStage.h"
 #include "GrProgramStageFactory.h"
 
-class GrGLTextureDomainEffect : public GrGLProgramStage {
+class GrGLTextureDomainEffect : public GrGLLegacyProgramStage {
 public:
     GrGLTextureDomainEffect(const GrProgramStageFactory& factory,
                             const GrCustomStage& stage);
@@ -29,12 +29,12 @@
 private:
     GrGLUniformManager::UniformHandle fNameUni;
 
-    typedef GrGLProgramStage INHERITED;
+    typedef GrGLLegacyProgramStage INHERITED;
 };
 
 GrGLTextureDomainEffect::GrGLTextureDomainEffect(const GrProgramStageFactory& factory,
                                                  const GrCustomStage& stage)
-    : GrGLProgramStage(factory)
+    : INHERITED(factory)
     , fNameUni(GrGLUniformManager::kInvalidUniformHandle) {
 }