Create LineLayout api

Source/core/layout/api/LineLayoutInline.cpp

Index: Source/core/layout/api/LineLayoutInline.cpp
diff --git a/Source/core/layout/api/LineLayoutInline.cpp b/Source/core/layout/api/LineLayoutInline.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..333946c71c3997caa5da9ec69a23952610ed0024
--- /dev/null
+++ b/Source/core/layout/api/LineLayoutInline.cpp
@@ -0,0 +1,21 @@
+// 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 "config.h"
+#include "core/layout/api/LineLayoutInline.h"
+
+namespace blink {
+
+LineLayoutInline::LineLayoutInline(LayoutInline* layoutInline)

[esprehn, 2015/06/17 20:29:52]

ditto

+    : LineLayoutItem(layoutInline)
+{
+}
+
+LineLayoutInline::LineLayoutInline(const LineLayoutItem& item)
+    : LineLayoutItem(item)
+{
+    ASSERT(!item.layoutObject() || item.layoutObject()->isInline());
+}
+
+} // namespace blink