Blink Compositor Animation: Use PassOwnPtr in CompositorFactory.

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

 // 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 "core/paint/FilterPainter.h"
 
 #include "core/paint/FilterEffectBuilder.h"
 #include "core/paint/LayerClipRecorder.h"
 #include "core/paint/PaintLayer.h"
 #include "platform/RuntimeEnabledFeatures.h"
@@ skipping 44 matching lines @@
     // done it above, and doing it later will defeat the outsets.
     paintingInfo.clipToDirtyRect = false;
 
     if (clipRect.rect() != paintingInfo.paintDirtyRect || clipRect.hasRadius()) {
         m_clipRecorder = adoptPtr(new LayerClipRecorder(context, *layer.layoutObject(), DisplayItem::ClipLayerFilter, clipRect, &paintingInfo, LayoutPoint(), paintFlags));
     }
 
     ASSERT(m_layoutObject);
     if (!context.paintController().displayItemConstructionIsDisabled()) {
         FilterOperations filterOperations(layer.computeFilterOperations(m_layoutObject->styleRef()));
-        OwnPtr<CompositorFilterOperations> compositorFilterOperations = adoptPtr(CompositorFactory::current().createFilterOperations());
+        OwnPtr<CompositorFilterOperations> compositorFilterOperations = CompositorFactory::current().createFilterOperations();
         builder.buildFilterOperations(filterOperations, compositorFilterOperations.get());
         // FIXME: It's possible to have empty CompositorFilterOperations here even
         // though the SkImageFilter produced above is non-null, since the
         // layer's FilterEffectBuilder can have a stale representation of
         // the layer's filter. See crbug.com/502026.
         if (compositorFilterOperations->isEmpty())
             return;
         LayoutRect visualBounds(rootRelativeBounds);
         if (layer.enclosingPaginationLayer()) {
             // Filters are set up before pagination, so we need to make the bounding box visual on our own.
             visualBounds.moveBy(-offsetFromRoot);
             layer.convertFromFlowThreadToVisualBoundingBoxInAncestor(paintingInfo.rootLayer, visualBounds);
         }
         context.paintController().createAndAppend<BeginFilterDisplayItem>(*m_layoutObject, imageFilter, FloatRect(visualBounds), compositorFilterOperations.release());
     }
 
     m_filterInProgress = true;
 }
 
 FilterPainter::~FilterPainter()
 {
     if (!m_filterInProgress)
         return;
 
     m_context.paintController().endItem<EndFilterDisplayItem>(*m_layoutObject);
 }
 
 } // namespace blink