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

src/effects/gradients/SkLinearGradient.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 "SkLinearGradient.h"
 
@@ skipping 479 matching lines @@
         : INHERITED(ctx, shader, matrix, tm) { }
     GR_DECLARE_EFFECT_TEST;
 
     typedef GrGradientEffect INHERITED;
 };
 
 /////////////////////////////////////////////////////////////////////
 
 GR_DEFINE_EFFECT_TEST(GrLinearGradient);
 
-GrEffectRef* GrLinearGradient::TestCreate(SkMWCRandom* random,
+GrEffectRef* GrLinearGradient::TestCreate(SkRandom* random,
                                           GrContext* context,
                                           const GrDrawTargetCaps&,
                                           GrTexture**) {
     SkPoint points[] = {{random->nextUScalar1(), random->nextUScalar1()},
                         {random->nextUScalar1(), random->nextUScalar1()}};
 
     SkColor colors[kMaxRandomGradientColors];
     SkScalar stopsArray[kMaxRandomGradientColors];
     SkScalar* stops = stopsArray;
     SkShader::TileMode tm;
@@ skipping 48 matching lines @@
     str->append("SkLinearGradient (");
 
     str->appendf("start: (%f, %f)", fStart.fX, fStart.fY);
     str->appendf(" end: (%f, %f) ", fEnd.fX, fEnd.fY);
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif