Oilpan: Remove most WillBe types from the code base

third_party/WebKit/Source/core/svg/graphics/SVGImageChromeClient.cpp

 /*
  * Copyright (C) 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 26 matching lines @@
 namespace blink {
 
 static const double animationFrameDelay = 0.025;
 
 SVGImageChromeClient::SVGImageChromeClient(SVGImage* image)
     : m_image(image)
     , m_animationTimer(this, &SVGImageChromeClient::animationTimerFired)
 {
 }
 
-PassOwnPtrWillBeRawPtr<SVGImageChromeClient> SVGImageChromeClient::create(SVGImage* image)
+RawPtr<SVGImageChromeClient> SVGImageChromeClient::create(SVGImage* image)
 {
-    return adoptPtrWillBeNoop(new SVGImageChromeClient(image));
+    return new SVGImageChromeClient(image);
 }
 
 bool SVGImageChromeClient::isSVGImageChromeClient() const
 {
     return true;
 }
 
 void SVGImageChromeClient::chromeDestroyed()
 {
     m_image = nullptr;
@@ skipping 39 matching lines @@
         return;
 #endif
 
     // serviceScriptedAnimations runs requestAnimationFrame callbacks, but SVG
     // images can't have any so we assert there's no script.
     ScriptForbiddenScope forbidScript;
 
     // The calls below may trigger GCs, so set up the required persistent
     // reference on the ImageResource which owns this SVGImage. By transitivity,
     // that will keep this SVGImageChromeClient object alive.
-    RawPtrWillBePersistent<ImageObserver> protect(m_image->getImageObserver());
+    Persistent<ImageObserver> protect(m_image->getImageObserver());
     m_image->frameView()->page()->animator().serviceScriptedAnimations(monotonicallyIncreasingTime());
     m_image->frameView()->updateAllLifecyclePhases();
 }
 
 } // namespace blink