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

third_party/WebKit/Source/core/css/cssom/CSSSimpleLength.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/CSSSimpleLength.h"
 
 #include "core/css/CSSPrimitiveValue.h"
 #include "core/css/cssom/CSSCalcLength.h"
 #include "wtf/text/StringBuilder.h"
 
 namespace blink {
+namespace cssom {
 
 CSSValue* CSSSimpleLength::toCSSValue() const
 {
     return CSSPrimitiveValue::create(m_value, m_unit);
 }
 
 bool CSSSimpleLength::containsPercent() const
 {
     return lengthUnit() == CSSPrimitiveValue::UnitType::Percentage;
 }
@@ skipping 23 matching lines @@
 CSSLengthValue* CSSSimpleLength::multiplyInternal(double x, ExceptionState& exceptionState)
 {
     return create(m_value * x, m_unit);
 }
 
 CSSLengthValue* CSSSimpleLength::divideInternal(double x, ExceptionState& exceptionState)
 {
     return create(m_value / x, m_unit);
 }
 
+} // namespace cssom
 } // namespace blink
+