Implements CSSPropertyAPI for the webkit-line-clamp property.

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

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/css/parser/CSSPropertyParser.h"
 
 #include "core/StylePropertyShorthand.h"
 #include "core/css/CSSBasicShapeValues.h"
 #include "core/css/CSSBorderImage.h"
 #include "core/css/CSSContentDistributionValue.h"
@@ skipping 795 matching lines @@
 
   if (panX)
     list->append(*panX);
   if (panY)
     list->append(*panY);
   if (pinchZoom)
     list->append(*pinchZoom);
   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);
   return consumeString(range);
 }
 
 static CSSValue* consumeColumnWidth(CSSParserTokenRange& range) {
   if (range.peek().id() == CSSValueAuto)
     return consumeIdent(range);
   // Always parse lengths in strict mode here, since it would be ambiguous
@@ skipping 2272 matching lines @@
     case CSSPropertyPaddingLeft:
       return consumeLengthOrPercent(m_range, m_context->mode(),
                                     ValueRangeNonNegative,
                                     UnitlessQuirk::Allow);
     case CSSPropertyTouchAction:
       return consumeTouchAction(m_range);
     case CSSPropertyScrollSnapDestination:
     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);
     case CSSPropertyWebkitHyphenateCharacter:
     case CSSPropertyWebkitLocale:
       return consumeLocale(m_range);
     case CSSPropertyColumnWidth:
       return consumeColumnWidth(m_range);
     case CSSPropertyColumnCount:
       return consumeColumnCount(m_range);
@@ skipping 1733 matching lines @@
     case CSSPropertyGridTemplate:
       return consumeGridTemplateShorthand(CSSPropertyGridTemplate, important);
     case CSSPropertyGrid:
       return consumeGridShorthand(important);
     default:
       return false;
   }
 }
 
 }  // namespace blink