Remove custom style building functions for 'clip'.

Source/core/css/resolver/StyleBuilderConverter.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
  * distribution.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 16 matching lines @@
 #include "config.h"
 #include "core/css/resolver/StyleBuilderConverter.h"
 
 #include "core/css/CSSFontFeatureValue.h"
 #include "core/css/CSSFunctionValue.h"
 #include "core/css/CSSGridLineNamesValue.h"
 #include "core/css/CSSPrimitiveValueMappings.h"
 #include "core/css/CSSReflectValue.h"
 #include "core/css/CSSShadowValue.h"
 #include "core/css/Pair.h"
+#include "core/css/Rect.h"
 #include "core/svg/SVGURIReference.h"
 
 namespace blink {
 
 namespace {
 
 static GridLength convertGridTrackBreadth(const StyleResolverState& state, CSSPrimitiveValue* primitiveValue)
 {
     if (primitiveValue->getValueID() == CSSValueMinContent)
         return Length(MinContent);
@@ skipping 37 matching lines @@
 }
 
 AtomicString StyleBuilderConverter::convertFragmentIdentifier(StyleResolverState& state, CSSValue* value)
 {
     CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
     if (primitiveValue->isURI())
         return SVGURIReference::fragmentIdentifierFromIRIString(primitiveValue->getStringValue(), state.element()->treeScope());
     return nullAtom;
 }
 
+LengthBox StyleBuilderConverter::convertClip(StyleResolverState& state, CSSValue* value)
+{
+    Rect* rect = toCSSPrimitiveValue(value)->getRectValue();
+
+    return LengthBox(convertLengthOrAuto(state, rect->top()),
+        convertLengthOrAuto(state, rect->right()),
+        convertLengthOrAuto(state, rect->bottom()),
+        convertLengthOrAuto(state, rect->left()));
+}
+
 PassRefPtr<FontFeatureSettings> StyleBuilderConverter::convertFontFeatureSettings(StyleResolverState& state, CSSValue* value)
 {
     if (value->isPrimitiveValue() && toCSSPrimitiveValue(value)->getValueID() == CSSValueNormal)
         return FontBuilder::initialFeatureSettings();
 
     CSSValueList* list = toCSSValueList(value);
     RefPtr<FontFeatureSettings> settings = FontFeatureSettings::create();
     int len = list->length();
     for (int i = 0; i < len; ++i) {
         CSSFontFeatureValue* feature = toCSSFontFeatureValue(list->item(i));
@@ skipping 421 matching lines @@
 {
     CSSPrimitiveValue* primitiveValue = toCSSPrimitiveValue(value);
     if (primitiveValue->getValueID()) {
         float multiplier = convertLineWidth<float>(state, value);
         return CSSPrimitiveValue::create(multiplier / 48, CSSPrimitiveValue::CSS_EMS)->computeLength<float>(state.cssToLengthConversionData());
     }
     return primitiveValue->computeLength<float>(state.cssToLengthConversionData());
 }
 
 } // namespace blink