Add support for the object-fit CSS property.

Source/core/loader/cache/CachedImage.cpp

Index: Source/core/loader/cache/CachedImage.cpp
diff --git a/Source/core/loader/cache/CachedImage.cpp b/Source/core/loader/cache/CachedImage.cpp
index 7bdf2623a41084be53f0b46005b016df430c894d..b821d1c07d78868f9d059055506773d23c533e51 100644
--- a/Source/core/loader/cache/CachedImage.cpp
+++ b/Source/core/loader/cache/CachedImage.cpp
@@ -225,7 +225,7 @@ bool CachedImage::imageHasRelativeHeight() const
     return false;
 }
 
-LayoutSize CachedImage::imageSizeForRenderer(const RenderObject* renderer, float multiplier)
+LayoutSize CachedImage::imageSizeForRenderer(const RenderObject* renderer, float multiplier, SizeType sizeType)
 {
     ASSERT(!isPurgeable());
 
@@ -236,7 +236,7 @@ LayoutSize CachedImage::imageSizeForRenderer(const RenderObject* renderer, float
 
     if (m_image->isBitmapImage() && (renderer && renderer->shouldRespectImageOrientation() == RespectImageOrientation))
         imageSize = static_cast<BitmapImage*>(m_image.get())->sizeRespectingOrientation();
-    else if (m_image->isSVGImage())
+    else if (m_image->isSVGImage() && sizeType == NormalSize)
         imageSize = m_svgImageCache->imageSizeForRenderer(renderer);
     else
         imageSize = m_image->size();