blink::TransformationMatrix implement create methods

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

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Portions are Copyright (C) 1998 Netscape Communications Corporation.
  *
  * Other contributors:
  *   Robert O'Callahan <roc+@cs.cmu.edu>
  *   David Baron <dbaron@fas.harvard.edu>
  *   Christian Biesinger <cbiesinger@web.de>
  *   Randall Jesup <rjesup@wgate.com>
@@ skipping 393 matching lines @@
         return;
 
     // hasTransform() on the layoutObject is also true when there is transform-style: preserve-3d or perspective set,
     // so check style too.
     bool hasTransform = layoutObject()->hasTransformRelatedProperty() && newStyle.hasTransform();
     bool had3DTransform = has3DTransform();
 
     bool hadTransform = transform();
     if (hasTransform != hadTransform) {
         if (hasTransform)
-            ensureRareData().transform = adoptPtr(new TransformationMatrix);
+            ensureRareData().transform = TransformationMatrix::create();
         else
             m_rareData->transform.clear();
 
         // PaintLayers with transforms act as clip rects roots, so clear the cached clip rects here.
         clipper().clearClipRectsIncludingDescendants();
     } else if (hasTransform) {
         clipper().clearClipRectsIncludingDescendants(AbsoluteClipRects);
     }
 
     updateTransformationMatrix();
@@ skipping 2376 matching lines @@
 
 void showLayerTree(const blink::LayoutObject* layoutObject)
 {
     if (!layoutObject) {
         fprintf(stderr, "Cannot showLayerTree. Root is (nil)\n");
         return;
     }
     showLayerTree(layoutObject->enclosingLayer());
 }
 #endif