Move and rename RenderBR to LayoutBR.

Source/core/rendering/RenderBR.cpp

Index: Source/core/rendering/RenderBR.cpp
diff --git a/Source/core/rendering/RenderBR.cpp b/Source/core/rendering/RenderBR.cpp
deleted file mode 100644
index 005f283770a0ec991df7af2a3b67cffaf5ad9609..0000000000000000000000000000000000000000
--- a/Source/core/rendering/RenderBR.cpp
+++ /dev/null
@@ -1,73 +0,0 @@
-/**
- * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
- * Copyright (C) 2006 Apple Computer, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public License
- * along with this library; see the file COPYING.LIB.  If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-
-#include "config.h"
-#include "core/rendering/RenderBR.h"
-
-#include "core/dom/Document.h"
-#include "core/dom/StyleEngine.h"
-#include "core/editing/PositionWithAffinity.h"
-#include "core/rendering/RenderView.h"
-
-namespace blink {
-
-static PassRefPtr<StringImpl> newlineString()
-{
-    DEFINE_STATIC_LOCAL(const String, string, ("\n"));
-    return string.impl();
-}
-
-RenderBR::RenderBR(Node* node)
-    : RenderText(node, newlineString())
-{
-}
-
-RenderBR::~RenderBR()
-{
-}
-
-int RenderBR::lineHeight(bool firstLine) const
-{
-    const LayoutStyle& style = styleRef(firstLine && document().styleEngine()->usesFirstLineRules());
-    return style.computedLineHeight();
-}
-
-void RenderBR::styleDidChange(StyleDifference diff, const LayoutStyle* oldStyle)
-{
-    RenderText::styleDidChange(diff, oldStyle);
-}
-
-int RenderBR::caretMinOffset() const
-{
-    return 0;
-}
-
-int RenderBR::caretMaxOffset() const
-{
-    return 1;
-}
-
-PositionWithAffinity RenderBR::positionForPoint(const LayoutPoint&)
-{
-    return createPositionWithAffinity(0, DOWNSTREAM);
-}
-
-} // namespace blink