Add ShaderBuilders to EmitArgs and remove gettings from ProgBuilder.

src/gpu/effects/GrConfigConversionEffect.cpp

Index: src/gpu/effects/GrConfigConversionEffect.cpp
diff --git a/src/gpu/effects/GrConfigConversionEffect.cpp b/src/gpu/effects/GrConfigConversionEffect.cpp
index dfe3e04a40b465d11f6144c7c935a54c92cb9b57..94ffc39340e8871a054caa1a1262db287f21a204 100644
--- a/src/gpu/effects/GrConfigConversionEffect.cpp
+++ b/src/gpu/effects/GrConfigConversionEffect.cpp
@@ -30,23 +30,23 @@ public:
         SkString tmpDecl;
         tmpVar.appendDecl(args.fBuilder->glslCaps(), &tmpDecl);
 
-        GrGLSLFragmentBuilder* fsBuilder = args.fBuilder->getFragmentShaderBuilder();
+        GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
 
-        fsBuilder->codeAppendf("%s;", tmpDecl.c_str());
+        fragBuilder->codeAppendf("%s;", tmpDecl.c_str());
 
-        fsBuilder->codeAppendf("%s = ", tmpVar.c_str());
-        fsBuilder->appendTextureLookup(args.fSamplers[0], args.fCoords[0].c_str(),
+        fragBuilder->codeAppendf("%s = ", tmpVar.c_str());
+        fragBuilder->appendTextureLookup(args.fSamplers[0], args.fCoords[0].c_str(),
                                        args.fCoords[0].getType());
-        fsBuilder->codeAppend(";");
+        fragBuilder->codeAppend(";");
 
         if (GrConfigConversionEffect::kNone_PMConversion == fPMConversion) {
             SkASSERT(fSwapRedAndBlue);
-            fsBuilder->codeAppendf("%s = %s.bgra;", args.fOutputColor, tmpVar.c_str());
+            fragBuilder->codeAppendf("%s = %s.bgra;", args.fOutputColor, tmpVar.c_str());
         } else {
             const char* swiz = fSwapRedAndBlue ? "bgr" : "rgb";
             switch (fPMConversion) {
                 case GrConfigConversionEffect::kMulByAlpha_RoundUp_PMConversion:
-                    fsBuilder->codeAppendf(
+                    fragBuilder->codeAppendf(
                         "%s = vec4(ceil(%s.%s * %s.a * 255.0) / 255.0, %s.a);",
                         tmpVar.c_str(), tmpVar.c_str(), swiz, tmpVar.c_str(), tmpVar.c_str());
                     break;
@@ -55,17 +55,17 @@ public:
                     // In Intel GPUs, the integer value converted from floor(%s.r * 255.0) / 255.0
                     // is less than the integer value converted from  %s.r by 1 when the %s.r is
                     // converted from the integer value 2^n, such as 1, 2, 4, 8, etc.
-                    fsBuilder->codeAppendf(
+                    fragBuilder->codeAppendf(
                         "%s = vec4(floor(%s.%s * %s.a * 255.0 + 0.001) / 255.0, %s.a);",
                         tmpVar.c_str(), tmpVar.c_str(), swiz, tmpVar.c_str(), tmpVar.c_str());
                     break;
                 case GrConfigConversionEffect::kDivByAlpha_RoundUp_PMConversion:
-                    fsBuilder->codeAppendf(
+                    fragBuilder->codeAppendf(
                         "%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(ceil(%s.%s / %s.a * 255.0) / 255.0, %s.a);",
                         tmpVar.c_str(), tmpVar.c_str(), tmpVar.c_str(), swiz, tmpVar.c_str(), tmpVar.c_str());
                     break;
                 case GrConfigConversionEffect::kDivByAlpha_RoundDown_PMConversion:
-                    fsBuilder->codeAppendf(
+                    fragBuilder->codeAppendf(
                         "%s = %s.a <= 0.0 ? vec4(0,0,0,0) : vec4(floor(%s.%s / %s.a * 255.0) / 255.0, %s.a);",
                         tmpVar.c_str(), tmpVar.c_str(), tmpVar.c_str(), swiz, tmpVar.c_str(), tmpVar.c_str());
                     break;
@@ -73,11 +73,11 @@ public:
                     SkFAIL("Unknown conversion op.");
                     break;
             }
-            fsBuilder->codeAppendf("%s = %s;", args.fOutputColor, tmpVar.c_str());
+            fragBuilder->codeAppendf("%s = %s;", args.fOutputColor, tmpVar.c_str());
         }
         SkString modulate;
         GrGLSLMulVarBy4f(&modulate, args.fOutputColor, args.fInputColor);
-        fsBuilder->codeAppend(modulate.c_str());
+        fragBuilder->codeAppend(modulate.c_str());
     }
 
     static inline void GenKey(const GrProcessor& processor, const GrGLSLCaps&,