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

third_party/WebKit/Source/core/style/ComputedStyleConstants.h

Index: third_party/WebKit/Source/core/style/ComputedStyleConstants.h
diff --git a/third_party/WebKit/Source/core/style/ComputedStyleConstants.h b/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
index be6ea14c1e787611abfba1059a2341798a9dbd6f..d4a285ea1278fec8eb562818afb1c6b1e62e2634 100644
--- a/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
+++ b/third_party/WebKit/Source/core/style/ComputedStyleConstants.h
@@ -266,14 +266,6 @@ enum class TextEmphasisMark {
 
 enum TextOverflow { kTextOverflowClip = 0, kTextOverflowEllipsis };
 
-enum class EImageRendering {
-  kAuto,
-  kOptimizeSpeed,
-  kOptimizeQuality,
-  kOptimizeContrast,
-  kPixelated
-};
-
 static const size_t kGridAutoFlowBits = 4;
 enum InternalGridAutoFlowAlgorithm {
   kInternalAutoFlowAlgorithmSparse = 0x1,