Remove blink::RuntimeEnabledFeatures::slimmingPaintDisplayItemCache

Source/core/paint/SubtreeRecorder.cpp

 // Copyright 2015 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 "config.h"
 #include "core/paint/SubtreeRecorder.h"
 
 #include "core/layout/LayoutObject.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/graphics/GraphicsContext.h"
 #include "platform/graphics/paint/DisplayItemList.h"
 #include "platform/graphics/paint/SubtreeDisplayItem.h"
 
 namespace blink {
 
 SubtreeRecorder::SubtreeRecorder(GraphicsContext* context, const LayoutObject& subtreeRoot, PaintPhase paintPhase)
     : m_displayItemList(context->displayItemList())
     , m_subtreeRoot(subtreeRoot)
     , m_paintPhase(paintPhase)
     , m_begun(false)
 {
-    if (!RuntimeEnabledFeatures::slimmingPaintEnabled() || !RuntimeEnabledFeatures::slimmingPaintDisplayItemCacheEnabled())
+    if (!RuntimeEnabledFeatures::slimmingPaintEnabled())
         return;
 
     ASSERT(m_displayItemList);
 }
 
 SubtreeRecorder::~SubtreeRecorder()
 {
-    if (!RuntimeEnabledFeatures::slimmingPaintEnabled() || !RuntimeEnabledFeatures::slimmingPaintDisplayItemCacheEnabled())
+    if (!RuntimeEnabledFeatures::slimmingPaintEnabled())
         return;
 
     if (m_begun)
         addDisplayItem(EndSubtreeDisplayItem::create(m_subtreeRoot.displayItemClient(), DisplayItem::paintPhaseToEndSubtreeType(m_paintPhase)));
 }
 
 void SubtreeRecorder::begin()
 {
-    if (!RuntimeEnabledFeatures::slimmingPaintEnabled() || !RuntimeEnabledFeatures::slimmingPaintDisplayItemCacheEnabled())
+    if (!RuntimeEnabledFeatures::slimmingPaintEnabled())
         return;
 
     addDisplayItem(BeginSubtreeDisplayItem::create(m_subtreeRoot.displayItemClient(), DisplayItem::paintPhaseToBeginSubtreeType(m_paintPhase)));
     m_begun = true;
 }
 
 void SubtreeRecorder::addDisplayItem(PassOwnPtr<DisplayItem> displayItem)
 {
 #ifndef NDEBUG
     displayItem->setClientDebugString(String::format("subtreeRoot: \"%p %s\"", &m_subtreeRoot,
         m_subtreeRoot.debugName().utf8().data()));
 #endif
     m_displayItemList->add(displayItem);
 }
 
 } // namespace blink