Remove use of GrEffectRef from draw state and below.

src/gpu/gl/GrGLShaderBuilder.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gl/GrGLShaderBuilder.h"
 #include "gl/GrGLProgram.h"
 #include "gl/GrGLUniformHandle.h"
@@ skipping 319 matching lines @@
         if (out->endsWith('_')) {
             // Names containing "__" are reserved.
             out->append("x");
         }
         out->appendf("_Stage%d", fCodeStage.stageIndex());
     }
 }
 
 const char* GrGLShaderBuilder::dstColor() {
     if (fCodeStage.inStageCode()) {
-        const GrEffectRef& effect = *fCodeStage.effectStage()->getEffect();
+        const GrEffect* effect = fCodeStage.effectStage()->getEffect();
         if (!effect->willReadDstColor()) {
             SkDEBUGFAIL("GrGLEffect asked for dst color but its generating GrEffect "
                          "did not request access.");
             return "";
         }
     }
     static const char kFBFetchColorName[] = "gl_LastFragData[0]";
     GrGLCaps::FBFetchType fetchType = fGpu->glCaps().fbFetchType();
     if (GrGLCaps::kEXT_FBFetchType == fetchType) {
         SkAssertResult(this->enablePrivateFeature(kEXTShaderFramebufferFetch_GLSLPrivateFeature));
@@ skipping 129 matching lines @@
     if (0 != index) {
         coords2D.appendf("_%i", index);
     }
     this->fsCodeAppendf("\tvec2 %s = %s.xy / %s.z;",
                         coords2D.c_str(), coords[index].c_str(), coords[index].c_str());
     return coords2D;
 }
 
 const char* GrGLShaderBuilder::fragmentPosition() {
     if (fCodeStage.inStageCode()) {
-        const GrEffectRef& effect = *fCodeStage.effectStage()->getEffect();
+        const GrEffect* effect = fCodeStage.effectStage()->getEffect();
         if (!effect->willReadFragmentPosition()) {
             SkDEBUGFAIL("GrGLEffect asked for frag position but its generating GrEffect "
                          "did not request access.");
             return "";
         }
     }
     // We only declare "gl_FragCoord" when we're in the case where we want to use layout qualifiers
     // to reverse y. Otherwise it isn't necessary and whether the "in" qualifier appears in the
     // declaration varies in earlier GLSL specs. So it is simpler to omit it.
     if (fTopLeftFragPosRead) {
@@ skipping 598 matching lines @@
 
     GrGLPathTexGenProgramEffectsBuilder pathTexGenEffectsBuilder(this,
                                                                  effectCnt);
     this->INHERITED::createAndEmitEffects(&pathTexGenEffectsBuilder,
                                           effectStages,
                                           effectKeys,
                                           effectCnt,
                                           inOutFSColor);
     return pathTexGenEffectsBuilder.finish();
 }