[WIP] Attempt to move everything cssom into a cssom namespace

third_party/WebKit/Source/core/css/cssom/CSSKeywordValue.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/cssom/CSSKeywordValue.h"
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/css/CSSCustomIdentValue.h"
 #include "core/css/CSSPrimitiveValue.h"
 #include "core/css/parser/CSSPropertyParser.h"
 
 namespace blink {
+namespace cssom {
 
 CSSKeywordValue* CSSKeywordValue::create(const AtomicString& keyword, ExceptionState& exceptionState)
 {
     if (keyword.isEmpty()) {
         exceptionState.throwTypeError("CSSKeywordValue does not support empty strings");
         return nullptr;
     }
     return new CSSKeywordValue(keyword);
 }
 
 const AtomicString& CSSKeywordValue::keywordValue() const
 {
     return m_keywordValue;
 }
 
 CSSValueID CSSKeywordValue::keywordValueID() const
 {
     return cssValueKeywordID(m_keywordValue);
 }
 
 CSSValue* CSSKeywordValue::toCSSValue() const
 {
     CSSValueID keywordID = keywordValueID();
     if (keywordID == CSSValueID::CSSValueInvalid) {
         return CSSCustomIdentValue::create(m_keywordValue);
     }
     return CSSPrimitiveValue::createIdentifier(keywordID);
 }
 
+} // namespace cssom
 } // namespace blink
+