Revert of Add runtime feature and property names for unprefixed CSS Transforms

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 3e88acd9d7df54db4e68a2224d2a4cfaabd32998..33a8ee326883ec26da4a37db9bbe0a8b87fe8d1f 100644
--- a/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/Source/core/css/parser/CSSPropertyParser.cpp
@@ -1553,7 +1553,6 @@ bool CSSPropertyParser::parseValue(CSSPropertyID propId, bool important)
     case CSSPropertyTouchActionDelay:
     case CSSPropertyVisibility:
     case CSSPropertyWebkitAppearance:
-    case CSSPropertyBackfaceVisibility:
     case CSSPropertyWebkitBackfaceVisibility:
     case CSSPropertyWebkitBorderAfterStyle:
     case CSSPropertyWebkitBorderBeforeStyle:
@@ -1592,7 +1591,6 @@ bool CSSPropertyParser::parseValue(CSSPropertyID propId, bool important)
     case CSSPropertyWebkitTextCombine:
     case CSSPropertyWebkitTextEmphasisPosition:
     case CSSPropertyWebkitTextSecurity:
-    case CSSPropertyTransformStyle:
     case CSSPropertyWebkitTransformStyle:
     case CSSPropertyWebkitUserDrag:
     case CSSPropertyWebkitUserModify:
@@ -1617,12 +1615,6 @@ bool CSSPropertyParser::parseValue(CSSPropertyID propId, bool important)
     case CSSPropertyUserZoom:
         validPrimitive = false;
         break;
-    // FIXME: crbug.com/154772 Unimplemented css-transforms properties
-    case CSSPropertyPerspective:
-    case CSSPropertyPerspectiveOrigin:
-    case CSSPropertyTransform:
-    case CSSPropertyTransformOrigin:
-        return false;
     default:
         return parseSVGValue(propId, important);
     }