Revert of Reland Fix leak PaintLayerReflectionInfo

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

Index: third_party/WebKit/Source/core/paint/PaintLayer.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayer.cpp b/third_party/WebKit/Source/core/paint/PaintLayer.cpp
index a98310828cb09afd4479028307d8094d59039827..895daeef48f0d1fa51a5d3e6030c529f6ee116a5 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayer.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayer.cpp
@@ -204,6 +204,9 @@
 
     clearCompositedLayerMapping(true);
 
+    if (PaintLayerReflectionInfo* reflectionInfo = this->reflectionInfo())
+        reflectionInfo->destroy();
+
     if (m_scrollableArea)
         m_scrollableArea->dispose();
 }
@@ -1423,6 +1426,7 @@
         ensureRareData().reflectionInfo = adoptPtr(new PaintLayerReflectionInfo(*layoutBox()));
         m_rareData->reflectionInfo->updateAfterStyleChange(oldStyle);
     } else if (m_rareData && m_rareData->reflectionInfo) {
+        m_rareData->reflectionInfo->destroy();
         m_rareData->reflectionInfo = nullptr;
     }
 }