Remove <canvas>

sky/engine/core/html/canvas/HitRegion.cpp

Index: sky/engine/core/html/canvas/HitRegion.cpp
diff --git a/sky/engine/core/html/canvas/HitRegion.cpp b/sky/engine/core/html/canvas/HitRegion.cpp
deleted file mode 100644
index 69800dfa015462ac49e03c2e7e232d68fcb8cee8..0000000000000000000000000000000000000000
--- a/sky/engine/core/html/canvas/HitRegion.cpp
+++ /dev/null
@@ -1,133 +0,0 @@
-// Copyright 2014 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 "sky/engine/config.h"
-#include "sky/engine/core/html/canvas/HitRegion.h"
-
-#include "sky/engine/core/rendering/RenderBoxModelObject.h"
-
-namespace blink {
-
-HitRegion::HitRegion(const HitRegionOptions& options)
-    : m_id(options.id)
-    , m_control(options.control)
-    , m_path(options.path)
-    , m_fillRule(options.fillRule)
-{
-}
-
-void HitRegion::updateAccessibility(Element* canvas)
-{
-}
-
-bool HitRegion::contains(const LayoutPoint& point) const
-{
-    return m_path.contains(point, m_fillRule);
-}
-
-void HitRegion::removePixels(const Path& clearArea)
-{
-    m_path.subtractPath(clearArea);
-}
-
-void HitRegionManager::addHitRegion(PassRefPtr<HitRegion> passHitRegion)
-{
-    RefPtr<HitRegion> hitRegion = passHitRegion;
-
-    m_hitRegionList.add(hitRegion);
-
-    if (!hitRegion->id().isEmpty())
-        m_hitRegionIdMap.set(hitRegion->id(), hitRegion);
-
-    if (hitRegion->control())
-        m_hitRegionControlMap.set(hitRegion->control(), hitRegion);
-}
-
-void HitRegionManager::removeHitRegion(HitRegion* hitRegion)
-{
-    if (!hitRegion)
-        return;
-
-    if (!hitRegion->id().isEmpty())
-        m_hitRegionIdMap.remove(hitRegion->id());
-
-    if (hitRegion->control())
-        m_hitRegionControlMap.remove(hitRegion->control());
-
-    m_hitRegionList.remove(hitRegion);
-}
-
-void HitRegionManager::removeHitRegionById(const String& id)
-{
-    if (!id.isEmpty())
-        removeHitRegion(getHitRegionById(id));
-}
-
-void HitRegionManager::removeHitRegionByControl(Element* control)
-{
-    removeHitRegion(getHitRegionByControl(control));
-}
-
-void HitRegionManager::removeHitRegionsInRect(const FloatRect& rect, const AffineTransform& ctm)
-{
-    Path clearArea;
-    clearArea.addRect(rect);
-    clearArea.transform(ctm);
-
-    HitRegionIterator itEnd = m_hitRegionList.rend();
-    HitRegionList toBeRemoved;
-
-    for (HitRegionIterator it = m_hitRegionList.rbegin(); it != itEnd; ++it) {
-        RefPtr<HitRegion> hitRegion = *it;
-        hitRegion->removePixels(clearArea);
-        if (hitRegion->path().isEmpty())
-            toBeRemoved.add(hitRegion);
-    }
-
-    itEnd = toBeRemoved.rend();
-    for (HitRegionIterator it = toBeRemoved.rbegin(); it != itEnd; ++it)
-        removeHitRegion(it->get());
-}
-
-void HitRegionManager::removeAllHitRegions()
-{
-    m_hitRegionList.clear();
-    m_hitRegionIdMap.clear();
-    m_hitRegionControlMap.clear();
-}
-
-HitRegion* HitRegionManager::getHitRegionById(const String& id) const
-{
-    return m_hitRegionIdMap.get(id);
-}
-
-HitRegion* HitRegionManager::getHitRegionByControl(Element* control) const
-{
-    if (control)
-        return m_hitRegionControlMap.get(control);
-
-    return 0;
-}
-
-HitRegion* HitRegionManager::getHitRegionAtPoint(const LayoutPoint& point) const
-{
-    HitRegionIterator itEnd = m_hitRegionList.rend();
-
-    for (HitRegionIterator it = m_hitRegionList.rbegin(); it != itEnd; ++it) {
-        RefPtr<HitRegion> hitRegion = *it;
-        if (hitRegion->contains(point))
-            return hitRegion.get();
-    }
-
-    return 0;
-}
-
-unsigned HitRegionManager::getHitRegionsCount() const
-{
-    return m_hitRegionList.size();
-}
-
-DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(HitRegionManager)
-
-} // namespace blink