Implements CSSPropertyAPI for the webkit-line-clamp property.

third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp

Index: third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
diff --git a/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp b/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
index d2cf85dbc71e1ba03109c949f268114110a6463c..c2d4cf644bf2c3025482e7a88b8a1914bc94194d 100644
--- a/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
+++ b/third_party/WebKit/Source/core/css/parser/CSSPropertyParser.cpp
@@ -1047,17 +1047,6 @@ static CSSValue* consumeTouchAction(CSSParserTokenRange& range) {
   return list;
 }
 
-static CSSPrimitiveValue* consumeLineClamp(CSSParserTokenRange& range) {
-  if (range.peek().type() != PercentageToken &&
-      range.peek().type() != NumberToken)
-    return nullptr;
-  CSSPrimitiveValue* clampValue = consumePercent(range, ValueRangeNonNegative);
-  if (clampValue)
-    return clampValue;
-  // When specifying number of lines, don't allow 0 as a valid value.
-  return consumePositiveInteger(range);
-}
-
 static CSSValue* consumeLocale(CSSParserTokenRange& range) {
   if (range.peek().id() == CSSValueAuto)
     return consumeIdent(range);
@@ -3531,8 +3520,6 @@ const CSSValue* CSSPropertyParser::parseSingleValue(
     case CSSPropertyObjectPosition:
     case CSSPropertyPerspectiveOrigin:
       return consumePosition(m_range, m_context.mode(), UnitlessQuirk::Forbid);
-    case CSSPropertyWebkitLineClamp:
-      return consumeLineClamp(m_range);
     case CSSPropertyWebkitFontSizeDelta:
       return consumeLength(m_range, m_context.mode(), ValueRangeAll,
                            UnitlessQuirk::Allow);