Reverting 14712.

skia/ext/skia_utils_unittest.cc

-// Copyright (c) 2006-2008 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 <stdlib.h>
-
-#include "skia/ext/skia_utils.h"
-#include "skia/include/SkColorPriv.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "SkBitmap.h"
-
-TEST(SkiaUtils, SkColorToHSLRed) {
-  SkColor red = SkColorSetARGB(255, 255, 0, 0);
-  SkScalar hsl[3];
-  skia::SkColorToHSL(red, hsl);
-  EXPECT_EQ(hsl[0], 0);
-  EXPECT_EQ(hsl[1], 1);
-  EXPECT_EQ(hsl[2], 0.5);
-}
-
-TEST(SkiaUtils, SkColorToHSLGrey) {
-  SkColor red = SkColorSetARGB(255, 128, 128, 128);
-  SkScalar hsl[3];
-  skia::SkColorToHSL(red, hsl);
-  EXPECT_EQ(hsl[0], 0);
-  EXPECT_EQ(hsl[1], 0);
-  EXPECT_EQ(static_cast<int>(hsl[2] * 100),
-            static_cast<int>(0.5 * 100));  // Accurate to two decimal places.
-}
-
-TEST(SkiaUtils, HSLToSkColorWithAlpha) {
-  // Premultiplied alpha - this is full red.
-  SkColor red = SkColorSetARGB(128, 128, 0, 0);
-
-  SkScalar hsl[3] = {
-      SkDoubleToScalar(0),
-      SkDoubleToScalar(1),
-      SkDoubleToScalar(0.5),
-  };
-
-  SkColor result = skia::HSLToSKColor(128, hsl);
-  EXPECT_EQ(SkColorGetA(red), SkColorGetA(result));
-  EXPECT_EQ(SkColorGetR(red), SkColorGetR(result));
-  EXPECT_EQ(SkColorGetG(red), SkColorGetG(result));
-  EXPECT_EQ(SkColorGetB(red), SkColorGetB(result));
-}
-