Revert of Fix leak PaintLayerReflectionInfo

third_party/WebKit/Source/core/paint/PaintLayerTest.cpp

-// 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/paint/PaintLayer.h"
-
-#include "core/layout/LayoutReplica.h"
-#include "core/layout/LayoutTestHelper.h"
-
-namespace blink {
-
-class PaintLayerTest : public RenderingTest {
-};
-
-TEST_F(PaintLayerTest, ReflectionLeak)
-{
-    setBodyInnerHTML("<div id='div' style='-webkit-box-reflect: above'>test</div>");
-    HTMLElement* div = toHTMLElement(document().getElementById(AtomicString("div")));
-    PaintLayerReflectionInfo* reflectionInfo = div->layoutBoxModelObject()->layer()->reflectionInfo();
-    ASSERT_TRUE(reflectionInfo);
-    LayoutReplica* replica = reflectionInfo->reflection();
-    ASSERT_TRUE(replica);
-
-    div->setAttribute(HTMLNames::styleAttr, "-webkit-box-reflect: below");
-    document().view()->updateAllLifecyclePhases();
-
-    PaintLayerReflectionInfo* newReflectionInfo = div->layoutBoxModelObject()->layer()->reflectionInfo();
-    ASSERT_TRUE(newReflectionInfo);
-    EXPECT_NE(reflectionInfo, newReflectionInfo);
-    LayoutReplica* newReplica = newReflectionInfo->reflection();
-    ASSERT_TRUE(newReplica);
-    EXPECT_NE(replica, newReplica);
-
-    // LeakDetector should report no leaks of LayoutReplica or PaintLayer.
-}
-
-} // namespace blink