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

third_party/WebKit/Source/core/css/cssom/CSSMatrixTransformComponent.cpp

 // 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/cssom/CSSMatrixTransformComponent.h"
 
 #include "core/css/CSSPrimitiveValue.h"
 #include "wtf/MathExtras.h"
 #include <cmath>
 #include <memory>
 
 namespace blink {
+namespace cssom {
 
 CSSFunctionValue* CSSMatrixTransformComponent::toCSSValue() const
 {
     CSSFunctionValue* result = CSSFunctionValue::create(m_is2D ? CSSValueMatrix : CSSValueMatrix3d);
 
     if (m_is2D) {
         double values[6] = {a(), b(), c(), d(), e(), f()};
         for (double value : values) {
             result->append(*CSSPrimitiveValue::create(value, CSSPrimitiveValue::UnitType::Number));
         }
@@ skipping 68 matching lines @@
 
 CSSMatrixTransformComponent* CSSMatrixTransformComponent::translate3d(double x, double y, double z)
 {
     std::unique_ptr<TransformationMatrix> matrix = TransformationMatrix::create();
     matrix->setM41(x);
     matrix->setM42(y);
     matrix->setM43(z);
     return new CSSMatrixTransformComponent(std::move(matrix), Translation3DType);
 }
 
+} // namespace cssom
 } // namespace blink
+