Pass InterpolationQuality into DragImage to respect image-rendering:pixelated.

Source/core/page/DragController.cpp

Index: Source/core/page/DragController.cpp
diff --git a/Source/core/page/DragController.cpp b/Source/core/page/DragController.cpp
index 054eabfc828fe99260e516de398edafe243d4c38..b4d951d7c435242fa06e37b3afbb132e963f32ea 100644
--- a/Source/core/page/DragController.cpp
+++ b/Source/core/page/DragController.cpp
@@ -826,8 +826,9 @@ static PassOwnPtr<DragImage> dragImageForImage(Element* element, Image* image, c
     OwnPtr<DragImage> dragImage;
     IntPoint origin;
 
+    InterpolationQuality interpolationQuality = element->computedStyle()->imageRendering() == ImageRenderingPixelated ? InterpolationNone : InterpolationHigh;
     if (image->size().height() * image->size().width() <= MaxOriginalImageArea
-        && (dragImage = DragImage::create(image, element->renderer() ? element->renderer()->shouldRespectImageOrientation() : DoNotRespectImageOrientation))) {
+        && (dragImage = DragImage::create(image, element->renderer() ? element->renderer()->shouldRespectImageOrientation() : DoNotRespectImageOrientation, 1 /* deviceScaleFactor */, interpolationQuality))) {
         IntSize originalSize = imageRect.size();
         origin = imageRect.location();