SkImage-ify DragImage

Source/platform/DragImageTest.cpp

Index: Source/platform/DragImageTest.cpp
diff --git a/Source/platform/DragImageTest.cpp b/Source/platform/DragImageTest.cpp
index 7bd55df019c95d5bcb5555e668bb55062f3ee00d..2659aa9e1de38e4a21ce0b24ef067316d3891495 100644
--- a/Source/platform/DragImageTest.cpp
+++ b/Source/platform/DragImageTest.cpp
@@ -118,29 +118,16 @@ TEST(DragImageTest, NonNullHandling)
     IntSize size = dragImage->size();
     EXPECT_EQ(1, size.width());
     EXPECT_EQ(1, size.height());
-
-    dragImage->dissolveToFraction(0.5);
 }
 
 TEST(DragImageTest, CreateDragImage)
 {
     {
         // Tests that the DrageImage implementation doesn't choke on null values
-        // of bitmapForCurrentFrame().
+        // of imageForCurrentFrame().
         RefPtr<TestImage> testImage(TestImage::create(IntSize()));
         EXPECT_FALSE(DragImage::create(testImage.get()));
     }
-
-    {
-        // Tests that the drag image is a deep copy.
-        RefPtr<TestImage> testImage(TestImage::create(IntSize(1, 1)));
-        OwnPtr<DragImage> dragImage = DragImage::create(testImage.get());
-        ASSERT_TRUE(dragImage);
-        SkBitmap bitmap;
-        EXPECT_TRUE(testImage->deprecatedBitmapForCurrentFrame(&bitmap));
-        SkAutoLockPixels lock1(dragImage->bitmap()), lock2(bitmap);
-        EXPECT_NE(dragImage->bitmap().getPixels(), bitmap.getPixels());
-    }
 }
 
 TEST(DragImageTest, TrimWhitespace)