Add support for the object-fit CSS property.

Source/core/css/CSSComputedStyleDeclaration.cpp

Index: Source/core/css/CSSComputedStyleDeclaration.cpp
diff --git a/Source/core/css/CSSComputedStyleDeclaration.cpp b/Source/core/css/CSSComputedStyleDeclaration.cpp
index 44cb8a86268a4cd5800bd77810462f24119c95ff..24cc541b466cea51787165a0fa0bd4248482b030 100644
--- a/Source/core/css/CSSComputedStyleDeclaration.cpp
+++ b/Source/core/css/CSSComputedStyleDeclaration.cpp
@@ -379,7 +379,8 @@ static const CSSPropertyID staticComputableProperties[] = {
     CSSPropertyWritingMode,
     CSSPropertyGlyphOrientationHorizontal,
     CSSPropertyGlyphOrientationVertical,
-    CSSPropertyVectorEffect
+    CSSPropertyVectorEffect,
+    CSSPropertyPaintOrder
 };
 
 static const Vector<CSSPropertyID>& computableProperties()
@@ -2907,6 +2908,7 @@ PassRefPtr<CSSValue> CSSComputedStyleDeclaration::getPropertyCSSValue(CSSPropert
         case CSSPropertyKerning:
         case CSSPropertyTextAnchor:
         case CSSPropertyVectorEffect:
+        case CSSPropertyPaintOrder:
         case CSSPropertyWritingMode:
             return getSVGPropertyCSSValue(propertyID, DoNotUpdateLayout);
     }