Make skia::GetNativeDrawingContext Windows-only

skia/ext/bitmap_platform_device_mac_unittest.cc

-// Copyright (c) 2011 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 "skia/ext/bitmap_platform_device_mac.h"
-
-#include <memory>
-
-#include "skia/ext/platform_canvas.h"
-#include "skia/ext/skia_utils_mac.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/core/SkClipStack.h"
-#include "third_party/skia/include/core/SkMatrix.h"
-#include "third_party/skia/include/core/SkRect.h"
-
-namespace skia {
-
-const int kWidth = 400;
-const int kHeight = 300;
-
-class BitmapPlatformDeviceMacTest : public testing::Test {
- public:
-  BitmapPlatformDeviceMacTest() {
-    bitmap_.reset(BitmapPlatformDevice::Create(
-        NULL, kWidth, kHeight, /*is_opaque=*/true));
-  }
-
-  sk_sp<BitmapPlatformDevice> bitmap_;
-};
-
-TEST_F(BitmapPlatformDeviceMacTest, ClipRectTransformWithTranslate) {
-  SkMatrix transform;
-  transform.setTranslate(50, 140);
-
-  std::unique_ptr<SkCanvas> canvas =
-      skia::CreateCanvas(bitmap_, CRASH_ON_FAILURE);
-  canvas->setMatrix(transform);
-
-  CGContextRef context = skia::GetNativeDrawingContext(canvas.get());
-
-  SkRect clip_rect = skia::CGRectToSkRect(CGContextGetClipBoundingBox(context));
-  transform.mapRect(&clip_rect);
-  EXPECT_EQ(0, clip_rect.fLeft);
-  EXPECT_EQ(0, clip_rect.fTop);
-  EXPECT_EQ(kWidth, clip_rect.width());
-  EXPECT_EQ(kHeight, clip_rect.height());
-}
-
-TEST_F(BitmapPlatformDeviceMacTest, ClipRectTransformWithScale) {
-  SkMatrix transform;
-  transform.setScale(0.5, 0.5);
-
-  std::unique_ptr<SkCanvas> canvas =
-      skia::CreateCanvas(bitmap_, CRASH_ON_FAILURE);
-  canvas->setMatrix(transform);
-
-  CGContextRef context = skia::GetNativeDrawingContext(canvas.get());
-
-  SkRect clip_rect = skia::CGRectToSkRect(CGContextGetClipBoundingBox(context));
-  transform.mapRect(&clip_rect);
-  EXPECT_EQ(0, clip_rect.fLeft);
-  EXPECT_EQ(0, clip_rect.fTop);
-  EXPECT_EQ(kWidth, clip_rect.width());
-  EXPECT_EQ(kHeight, clip_rect.height());
-}
-
-}  // namespace skia