Oilpan: Replace RefPtrs to Node and its subclasses in core/rendering with Oilpan transition types.

BUG=357163

Review URL: https://codereview.chromium.org/318583002

git-svn-id: svn://svn.chromium.org/blink/trunk@175457 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/rendering/FastTextAutosizer.cpp

@@ -55,7 +55,7 @@ namespace WebCore {
 #ifdef AUTOSIZING_DOM_DEBUG_INFO
 class WriteDebugInfoTask : public ExecutionContextTask {
 public:
-    WriteDebugInfoTask(PassRefPtr<Element> element, AtomicString value)
+    WriteDebugInfoTask(PassRefPtrWillBeRawPtr<Element> element, AtomicString value)
         : m_element(element)
         , m_value(value)
     {
@@ -67,7 +67,7 @@ public:
     }
 
 private:
-    RefPtr<Element> m_element;
+    RefPtrWillBePersistent<Element> m_element;
     AtomicString m_value;
 };
 

third_party/WebKit/Source/core/rendering/RenderLayerFilterInfo.h

@@ -74,7 +74,7 @@ private:
     LayoutRect m_dirtySourceRect;
 
     static RenderLayerFilterInfoMap* s_filterMap;
-    Vector<RefPtr<Element> > m_internalSVGReferences;
+    WillBePersistentHeapVector<RefPtrWillBeMember<Element> > m_internalSVGReferences;
     Vector<ResourcePtr<DocumentResource> > m_externalSVGReferences;
 };
 

third_party/WebKit/Source/core/rendering/RenderScrollbar.h

@@ -81,7 +81,7 @@ private:
     // so we keep a reference to the Node which caused this custom scrollbar creation.
     // This will not create a reference cycle as the Widget tree is owned by our containing
     // FrameView which this Node pointer can in no way keep alive. See webkit bug 80610.
-    RefPtr<Node> m_owner;
+    RefPtrWillBePersistent<Node> m_owner;
 
     LocalFrame* m_owningFrame;
     HashMap<unsigned, RenderScrollbarPart*> m_parts;

third_party/WebKit/Source/core/rendering/RenderTreeAsText.cpp

@@ -750,7 +750,7 @@ static void writeCounterValuesFromChildren(TextStream& stream, RenderObject* par
 String counterValueForElement(Element* element)
 {
     // Make sure the element is not freed during the layout.
-    RefPtr<Element> elementRef(element);
+    RefPtrWillBeRawPtr<Element> protector(element);
     element->document().updateLayout();
     TextStream stream;
     bool isFirstCounter = true;
@@ -765,7 +765,7 @@ String counterValueForElement(Element* element)
 String markerTextForListItem(Element* element)
 {
     // Make sure the element is not freed during the layout.
-    RefPtr<Element> elementRef(element);
+    RefPtrWillBeRawPtr<Element> protector(element);
     element->document().updateLayout();
 
     RenderObject* renderer = element->renderer();

third_party/WebKit/Source/core/rendering/RenderWidget.cpp

@@ -110,7 +110,7 @@ bool RenderWidget::setWidgetGeometry(const LayoutRect& frame)
         return false;
 
     RefPtr<RenderWidget> protector(this);
-    RefPtr<Node> protectedNode(node());
+    RefPtrWillBeRawPtr<Node> protectedNode(node());
     widget->setFrameRect(newFrame);
     return widget->frameRect().size() != newFrame.size();
 }