CSS Typed OM: Add TranslationTransformComponent

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

Index: third_party/WebKit/Source/core/css/cssom/TranslationTransformComponent.cpp
diff --git a/third_party/WebKit/Source/core/css/cssom/TranslationTransformComponent.cpp b/third_party/WebKit/Source/core/css/cssom/TranslationTransformComponent.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..166be8966244a7c5040a7af0ea901e8f3acd400e
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/cssom/TranslationTransformComponent.cpp
@@ -0,0 +1,32 @@
+// 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/TranslationTransformComponent.h"
+
+#include "bindings/core/v8/ExceptionState.h"
+#include "core/css/CSSPrimitiveValue.h"
+#include "core/css/CSSValuePool.h"
+
+namespace blink {
+
+TranslationTransformComponent* TranslationTransformComponent::create(LengthValue* x, LengthValue* y, LengthValue* z, ExceptionState& exceptionState)
+{
+    if (z->containsPercent()) {
+        exceptionState.throwTypeError("TranslationTransformComponent does not support z LengthValue with percent units");
+        return nullptr;
+    }
+    return new TranslationTransformComponent(x, y, z);
+}
+
+PassRefPtrWillBeRawPtr<CSSFunctionValue> TranslationTransformComponent::toCSSValue() const
+{
+    RefPtrWillBeRawPtr<CSSFunctionValue> result = CSSFunctionValue::create(is2D() ? CSSValueTranslate : CSSValueTranslate3d);
+    result->append(m_x->toCSSValue());
+    result->append(m_y->toCSSValue());
+    if (!is2D())
+        result->append(m_z->toCSSValue());
+    return result.release();
+}
+
+} // namespace blink