Change old PRG to be SkLCGRandom; change new one to SkRandom

src/gpu/effects/GrTextureDomainEffect.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 "GrTextureDomainEffect.h"
 #include "GrSimpleTextureEffect.h"
 #include "GrTBackendEffectFactory.h"
@@ skipping 192 matching lines @@
         *validFlags = 0;
     } else {
         this->updateConstantColorComponentsForModulation(color, validFlags);
     }
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 
 GR_DEFINE_EFFECT_TEST(GrTextureDomainEffect);
 
-GrEffectRef* GrTextureDomainEffect::TestCreate(SkMWCRandom* random,
+GrEffectRef* GrTextureDomainEffect::TestCreate(SkRandom* random,
                                                GrContext*,
                                                const GrDrawTargetCaps&,
                                                GrTexture* textures[]) {
     int texIdx = random->nextBool() ? GrEffectUnitTest::kSkiaPMTextureIdx :
                                       GrEffectUnitTest::kAlphaTextureIdx;
     SkRect domain;
     domain.fLeft = random->nextUScalar1();
     domain.fRight = random->nextRangeScalar(domain.fLeft, SK_Scalar1);
     domain.fTop = random->nextUScalar1();
     domain.fBottom = random->nextRangeScalar(domain.fTop, SK_Scalar1);
     WrapMode wrapMode = random->nextBool() ? kClamp_WrapMode : kDecal_WrapMode;
     const SkMatrix& matrix = GrEffectUnitTest::TestMatrix(random);
     bool bilerp = random->nextBool();
     CoordsType coords = random->nextBool() ? kLocal_CoordsType : kPosition_CoordsType;
     return GrTextureDomainEffect::Create(textures[texIdx],
                                          matrix,
                                          domain,
                                          wrapMode,
                                          bilerp ? GrTextureParams::kBilerp_FilterMode : GrTextureParams::kNone_FilterMode,
                                          coords);
 }