Revert of Catch up the spec update in CSS Rhythmic Sizing

third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp

Index: third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp
diff --git a/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp b/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp
index 4388f3f032625958486490edb88f9550b2fb8e97..93b0508ee69d4272f808302404a08e48d5289130 100644
--- a/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp
+++ b/third_party/WebKit/Source/core/css/CSSComputedStyleDeclaration.cpp
@@ -84,20 +84,20 @@
     CSSPropertyImageOrientation, CSSPropertyImageRendering,
     CSSPropertyIsolation, CSSPropertyJustifyItems, CSSPropertyJustifySelf,
     CSSPropertyLeft, CSSPropertyLetterSpacing, CSSPropertyLineHeight,
-    CSSPropertyLineHeightStep, CSSPropertyListStyleImage,
-    CSSPropertyListStylePosition, CSSPropertyListStyleType,
-    CSSPropertyMarginBottom, CSSPropertyMarginLeft, CSSPropertyMarginRight,
-    CSSPropertyMarginTop, CSSPropertyMaxHeight, CSSPropertyMaxWidth,
-    CSSPropertyMinHeight, CSSPropertyMinWidth, CSSPropertyMixBlendMode,
-    CSSPropertyObjectFit, CSSPropertyObjectPosition, CSSPropertyOffsetAnchor,
-    CSSPropertyOffsetDistance, CSSPropertyOffsetPath, CSSPropertyOffsetPosition,
-    CSSPropertyOffsetRotate, CSSPropertyOffsetRotation, CSSPropertyOpacity,
-    CSSPropertyOrphans, CSSPropertyOutlineColor, CSSPropertyOutlineOffset,
-    CSSPropertyOutlineStyle, CSSPropertyOutlineWidth, CSSPropertyOverflowAnchor,
-    CSSPropertyOverflowWrap, CSSPropertyOverflowX, CSSPropertyOverflowY,
-    CSSPropertyPaddingBottom, CSSPropertyPaddingLeft, CSSPropertyPaddingRight,
-    CSSPropertyPaddingTop, CSSPropertyPointerEvents, CSSPropertyPosition,
-    CSSPropertyResize, CSSPropertyRight, CSSPropertyScrollBehavior,
+    CSSPropertyListStyleImage, CSSPropertyListStylePosition,
+    CSSPropertyListStyleType, CSSPropertyMarginBottom, CSSPropertyMarginLeft,
+    CSSPropertyMarginRight, CSSPropertyMarginTop, CSSPropertyMaxHeight,
+    CSSPropertyMaxWidth, CSSPropertyMinHeight, CSSPropertyMinWidth,
+    CSSPropertyMixBlendMode, CSSPropertyObjectFit, CSSPropertyObjectPosition,
+    CSSPropertyOffsetAnchor, CSSPropertyOffsetDistance, CSSPropertyOffsetPath,
+    CSSPropertyOffsetPosition, CSSPropertyOffsetRotate,
+    CSSPropertyOffsetRotation, CSSPropertyOpacity, CSSPropertyOrphans,
+    CSSPropertyOutlineColor, CSSPropertyOutlineOffset, CSSPropertyOutlineStyle,
+    CSSPropertyOutlineWidth, CSSPropertyOverflowAnchor, CSSPropertyOverflowWrap,
+    CSSPropertyOverflowX, CSSPropertyOverflowY, CSSPropertyPaddingBottom,
+    CSSPropertyPaddingLeft, CSSPropertyPaddingRight, CSSPropertyPaddingTop,
+    CSSPropertyPointerEvents, CSSPropertyPosition, CSSPropertyResize,
+    CSSPropertyRight, CSSPropertyScrollBehavior, CSSPropertySnapHeight,
     CSSPropertySpeak, CSSPropertyTableLayout, CSSPropertyTabSize,
     CSSPropertyTextAlign, CSSPropertyTextAlignLast, CSSPropertyTextDecoration,
     CSSPropertyTextDecorationLine, CSSPropertyTextDecorationStyle,