Rename Caret.{h,cpp} to CaretBase to match class.

Source/core/editing/Caret.h

Index: Source/core/editing/Caret.h
diff --git a/Source/core/editing/Caret.h b/Source/core/editing/Caret.h
deleted file mode 100644
index 7b35261de20d42fc37f91b6ad8e562cf861be1e0..0000000000000000000000000000000000000000
--- a/Source/core/editing/Caret.h
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef Caret_h
-#define Caret_h
-
-#include "core/CoreExport.h"
-#include "core/editing/VisiblePosition.h"
-#include "platform/geometry/IntRect.h"
-#include "platform/geometry/LayoutRect.h"
-#include "wtf/Noncopyable.h"
-
-namespace blink {
-
-class LocalFrame;
-class GraphicsContext;
-class LayoutBlock;
-class LayoutView;
-
-class CORE_EXPORT CaretBase {
-    WTF_MAKE_NONCOPYABLE(CaretBase);
-    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED(CaretBase);
-protected:
-    enum CaretVisibility { Visible, Hidden };
-    explicit CaretBase(CaretVisibility = Hidden);
-
-    void invalidateCaretRect(Node*, bool caretRectChanged = false);
-    void clearCaretRect();
-    // Creating VisiblePosition causes synchronous layout so we should use the
-    // PositionWithAffinity version if possible.
-    // A position in HTMLTextFromControlElement is a typical example.
-    bool updateCaretRect(const PositionWithAffinity& caretPosition);
-    bool updateCaretRect(const VisiblePosition& caretPosition);
-    IntRect absoluteBoundsForLocalRect(Node*, const LayoutRect&) const;
-    bool shouldRepaintCaret(Node&) const;
-    bool shouldRepaintCaret(const LayoutView*) const;
-    void paintCaret(Node*, GraphicsContext*, const LayoutPoint&, const LayoutRect& clipRect) const;
-
-    const LayoutRect& localCaretRectWithoutUpdate() const { return m_caretLocalRect; }
-
-    void setCaretVisibility(CaretVisibility visibility) { m_caretVisibility = visibility; }
-    bool caretIsVisible() const { return m_caretVisibility == Visible; }
-    CaretVisibility caretVisibility() const { return m_caretVisibility; }
-
-    static LayoutBlock* caretLayoutObject(Node*);
-    static void invalidateLocalCaretRect(Node*, const LayoutRect&);
-
-private:
-    LayoutRect m_caretLocalRect; // caret rect in coords local to the layoutObject responsible for painting the caret
-    CaretVisibility m_caretVisibility;
-};
-
-} // namespace blink
-
-#endif // Caret_h