SkDiscardableMemoryPool to abstract class

tests/DrawBitmapRectTest.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmap.h"
 #include "SkCanvas.h"
 #include "SkData.h"
@@ skipping 25 matching lines @@
         // to decode into pixels.
         return false;
     }
 };
 
 // crbug.com/295895
 // Crashing in skia when a pixelref fails in lockPixels
 //
 static void test_faulty_pixelref(skiatest::Reporter* reporter) {
     // need a cache, but don't expect to use it, so the budget is not critical
-    SkAutoTUnref<SkDiscardableMemoryPool> pool(SkNEW_ARGS(SkDiscardableMemoryPool,
-                                                          (10 * 1000, NULL)));
+    SkAutoTUnref<SkDiscardableMemoryPool> pool(
+        SkDiscardableMemoryPool::Create(10 * 1000, NULL));
     SkBitmap bm;
     bool installSuccess = SkInstallDiscardablePixelRef(SkNEW(FailureImageGenerator), &bm, pool);
     REPORTER_ASSERT(reporter, installSuccess);
     // now our bitmap has a pixelref, but we know it will fail to lock
 
     SkAutoTUnref<SkSurface> surface(SkSurface::NewRasterPMColor(200, 200));
     SkCanvas* canvas = surface->getCanvas();
 
     const SkPaint::FilterLevel levels[] = {
         SkPaint::kNone_FilterLevel,
@@ skipping 257 matching lines @@
 
     // ensure that we draw nothing if srcR does not intersect the bitmap
     REPORTER_ASSERT(reporter, check_for_all_zeros(dst));
 
     test_nan_antihair();
     test_giantrepeat_crbug118018(reporter);
 
     test_treatAsSprite(reporter);
     test_faulty_pixelref(reporter);
 }