Encapsulate the CSSPrimitiveValue UnitType trie bethind a method that takes a StringView.

third_party/WebKit/Source/build/scripts/templates/CSSPrimitiveValueUnitTrie.cpp.tmpl

 {% from 'macros.tmpl' import trie_length_switch %}
 // Copyright 2016 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/CSSPrimitiveValueUnitTrie.h"
+#include "core/css/CSSPrimitiveValue.h"
 
 namespace blink {
 
 namespace {
 
 template<typename CharacterType>
 CSSPrimitiveValue::UnitType cssPrimitiveValueUnitFromTrie(const CharacterType* data, unsigned length)
 {
     DCHECK(data);
     DCHECK(length);
     {% macro trie_return_statement(unit_name) %}CSSPrimitiveValue::UnitType::{{unit_name}}{% endmacro %}
     {{ trie_length_switch(length_tries, trie_return_statement, True) | indent(4) }}
     return CSSPrimitiveValue::UnitType::Unknown;
 }
 
 } // namespace
 
-CSSPrimitiveValue::UnitType lookupCSSPrimitiveValueUnit(const LChar* characters8, unsigned length)
+CSSPrimitiveValue::UnitType CSSPrimitiveValue::stringToUnitType(const LChar* characters8, unsigned length)
 {
     return cssPrimitiveValueUnitFromTrie(characters8, length);
 }
 
-CSSPrimitiveValue::UnitType lookupCSSPrimitiveValueUnit(const UChar* characters16, unsigned length)
+CSSPrimitiveValue::UnitType CSSPrimitiveValue::stringToUnitType(const UChar* characters16, unsigned length)
 {
     return cssPrimitiveValueUnitFromTrie(characters16, length);
 }
 
 } // namespace blink