Create GLSLUniformHandler class for gpu backend

src/gpu/effects/GrConfigConversionEffect.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 "GrConfigConversionEffect.h"
 #include "GrContext.h"
 #include "GrDrawContext.h"
 #include "GrInvariantOutput.h"
 #include "GrSimpleTextureEffect.h"
 #include "SkMatrix.h"
 #include "glsl/GrGLSLFragmentProcessor.h"
 #include "glsl/GrGLSLFragmentShaderBuilder.h"
-#include "glsl/GrGLSLProgramBuilder.h"
 
 class GrGLConfigConversionEffect : public GrGLSLFragmentProcessor {
 public:
     GrGLConfigConversionEffect(const GrProcessor& processor) {
         const GrConfigConversionEffect& configConversionEffect =
                 processor.cast<GrConfigConversionEffect>();
         fSwapRedAndBlue = configConversionEffect.swapsRedAndBlue();
         fPMConversion = configConversionEffect.pmConversion();
     }
 
@@ skipping 274 matching lines @@
     } else {
         if (kRGBA_8888_GrPixelConfig != texture->config() &&
             kBGRA_8888_GrPixelConfig != texture->config() &&
             kNone_PMConversion != pmConversion) {
             // The PM conversions assume colors are 0..255
             return nullptr;
         }
         return new GrConfigConversionEffect(texture, swapRedAndBlue, pmConversion, matrix);
     }
 }