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

src/effects/gradients/SkTwoPointConicalGradient.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 "SkTwoPointConicalGradient.h"
 
@@ skipping 423 matching lines @@
     SkScalar fRadius0;
     SkScalar fDiffRadius;
 
     // @}
 
     typedef GrGradientEffect INHERITED;
 };
 
 GR_DEFINE_EFFECT_TEST(GrConical2Gradient);
 
-GrEffectRef* GrConical2Gradient::TestCreate(SkMWCRandom* random,
+GrEffectRef* GrConical2Gradient::TestCreate(SkRandom* random,
                                             GrContext* context,
                                             const GrDrawTargetCaps&,
                                             GrTexture**) {
     SkPoint center1 = {random->nextUScalar1(), random->nextUScalar1()};
     SkScalar radius1 = random->nextUScalar1();
     SkPoint center2;
     SkScalar radius2;
     do {
         center2.set(random->nextUScalar1(), random->nextUScalar1());
         radius2 = random->nextUScalar1 ();
@@ skipping 300 matching lines @@
     str->appendScalar(fCenter2.fY);
     str->append(") radius2: ");
     str->appendScalar(fRadius2);
     str->append(" ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif