Remove SK_SUPPORT_LEGACY_ADDOVAL

cc/trees/layer_tree_host_pixeltest_masks.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/picture_image_layer.h"
 #include "cc/layers/picture_layer.h"
 #include "cc/layers/solid_color_layer.h"
 #include "cc/test/layer_tree_pixel_resource_test.h"
@@ skipping 377 matching lines @@
   gfx::Size mask_bounds(256, 256);
   CircleContentLayerClient mask_client(mask_bounds);
   scoped_refptr<PictureLayer> mask = PictureLayer::Create(&mask_client);
   mask->SetBounds(mask_bounds);
   mask->SetIsDrawable(true);
   mask->SetIsMask(true);
   blur->SetMaskLayer(mask.get());
 
   float percentage_pixels_large_error = 2.5f;  // 2.5%, ~1600px / (256*256)
   float percentage_pixels_small_error = 0.0f;
-  float average_error_allowed_in_bad_pixels = 60.0f;
-  int large_error_allowed = 100;
+  float average_error_allowed_in_bad_pixels = 100.0f;
+  int large_error_allowed = 256;
   int small_error_allowed = 0;
   pixel_comparator_.reset(new FuzzyPixelComparator(
       true,  // discard_alpha
       percentage_pixels_large_error,
       percentage_pixels_small_error,
       average_error_allowed_in_bad_pixels,
       large_error_allowed,
       small_error_allowed));
 
   RunPixelResourceTest(background,
@@ skipping 50 matching lines @@
   RunPixelResourceTest(background,
                        base::FilePath(
                            FILE_PATH_LITERAL("mask_of_layer_with_blend.png")));
 }
 
 }  // namespace
 }  // namespace cc
 
 #endif  // !defined(OS_WIN)
 #endif  // !defined(OS_ANDROID)