Add CSS image-orientation: from-image

Source/core/css/parser/CSSPropertyParser.cpp

Index: Source/core/css/parser/CSSPropertyParser.cpp
diff --git a/Source/core/css/parser/CSSPropertyParser.cpp b/Source/core/css/parser/CSSPropertyParser.cpp
index 98e638f9ab8ea36b52381bdd2c08714ac522a16f..47ed91a1e9232f4ec51bf21bfc1a4dc2333e8c21 100644
--- a/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/Source/core/css/parser/CSSPropertyParser.cpp
@@ -645,6 +645,10 @@ bool CSSPropertyParser::parseValue(CSSPropertyID unresolvedProperty, bool import
         }
         break;
     }
+    case CSSPropertyImageOrientation:
+        if (RuntimeEnabledFeatures::imageOrientationEnabled())
+            validPrimitive = value->id == CSSValueFromImage || (value->unit != CSSPrimitiveValue::CSS_NUMBER && validUnit(value, FAngle) && value->fValue == 0);
+        break;
 
     case CSSPropertyBackgroundBlendMode:
     case CSSPropertyBackgroundAttachment: