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

bench/SortBench.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBenchmark.h"
 #include "SkRandom.h"
 #include "SkTSort.h"
 #include "SkString.h"
 
 static const int N = 1000;
 
 static void rand_proc(int array[], int count) {
-    SkMWCRandom rand;
+    SkRandom rand;
     for (int i = 0; i < count; ++i) {
         array[i] = rand.nextS();
     }
 }
 
 static void randN_proc(int array[], int count) {
-    SkMWCRandom rand;
+    SkRandom rand;
     int mod = N / 10;
     for (int i = 0; i < count; ++i) {
         array[i] = rand.nextU() % mod;
     }
 }
 
 static void forward_proc(int array[], int count) {
     for (int i = 0; i < count; ++i) {
         array[i] = i;
     }
@@ skipping 127 matching lines @@
 DEF_BENCH( return NewSkHeap(p, kFore); )
 DEF_BENCH( return NewQSort(p, kFore); )
 
 DEF_BENCH( return NewSkQSort(p, kBack); )
 DEF_BENCH( return NewSkHeap(p, kBack); )
 DEF_BENCH( return NewQSort(p, kBack); )
 
 DEF_BENCH( return NewSkQSort(p, kSame); )
 DEF_BENCH( return NewSkHeap(p, kSame); )
 DEF_BENCH( return NewQSort(p, kSame); )