Generate enum/getters/setters/mappings for image-rendering.

third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h

Index: third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
diff --git a/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h b/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
index c7e7630a14f24b1dd8ba3cd1b857687e916fd589..b939018c24487dcd416471d5fa3d7379e0a774f7 100644
--- a/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
+++ b/third_party/WebKit/Source/core/css/CSSPrimitiveValueMappings.h
@@ -2025,49 +2025,6 @@ inline EAlignmentBaseline CSSIdentifierValue::ConvertTo() const {
   return AB_AUTO;
 }
 
-template <>
-inline CSSIdentifierValue::CSSIdentifierValue(EImageRendering e)
-    : CSSValue(kIdentifierClass) {
-  switch (e) {
-    case EImageRendering::kAuto:
-      value_id_ = CSSValueAuto;
-      break;
-    case EImageRendering::kOptimizeSpeed:
-      value_id_ = CSSValueOptimizeSpeed;
-      break;
-    case EImageRendering::kOptimizeQuality:
-      value_id_ = CSSValueOptimizeQuality;
-      break;
-    case EImageRendering::kPixelated:
-      value_id_ = CSSValuePixelated;
-      break;
-    case EImageRendering::kOptimizeContrast:
-      value_id_ = CSSValueWebkitOptimizeContrast;
-      break;
-  }
-}
-
-template <>
-inline EImageRendering CSSIdentifierValue::ConvertTo() const {
-  switch (value_id_) {
-    case CSSValueAuto:
-      return EImageRendering::kAuto;
-    case CSSValueOptimizeSpeed:
-      return EImageRendering::kOptimizeSpeed;
-    case CSSValueOptimizeQuality:
-      return EImageRendering::kOptimizeQuality;
-    case CSSValuePixelated:
-      return EImageRendering::kPixelated;
-    case CSSValueWebkitOptimizeContrast:
-      return EImageRendering::kOptimizeContrast;
-    default:
-      break;
-  }
-
-  NOTREACHED();
-  return EImageRendering::kAuto;
-}
-
 template <>
 inline CSSIdentifierValue::CSSIdentifierValue(ETransformStyle3D e)
     : CSSValue(kIdentifierClass) {