Oilpan: Change Persistent members of Resource subclasses to Member.

BUG=393516

Review URL: https://codereview.chromium.org/424723002

git-svn-id: svn://svn.chromium.org/blink/trunk@179038 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/fetch/CSSStyleSheetResource.cpp

@@ -60,6 +60,12 @@ void CSSStyleSheetResource::dispose()
     m_parsedStyleSheetCache.clear();
 }
 
+void CSSStyleSheetResource::trace(Visitor* visitor)
+{
+    visitor->trace(m_parsedStyleSheetCache);
+    StyleSheetResource::trace(visitor);
+}
+
 void CSSStyleSheetResource::didAddClient(ResourceClient* c)
 {
     ASSERT(c->resourceClientType() == StyleSheetResourceClient::expectedType());

third_party/WebKit/Source/core/fetch/CSSStyleSheetResource.h

@@ -41,6 +41,7 @@ class CSSStyleSheetResource FINAL : public StyleSheetResource {
 public:
     CSSStyleSheetResource(const ResourceRequest&, const String& charset);
     virtual ~CSSStyleSheetResource();
+    virtual void trace(Visitor*) OVERRIDE;
 
     const String sheetText(bool enforceMIMEType = true, bool* hasValidMIMEType = 0) const;
 
@@ -60,7 +61,7 @@ private:
 
     String m_decodedSheetText;
 
-    RefPtrWillBePersistent<StyleSheetContents> m_parsedStyleSheetCache;
+    RefPtrWillBeMember<StyleSheetContents> m_parsedStyleSheetCache;
 };
 
 DEFINE_RESOURCE_TYPE_CASTS(CSSStyleSheet);

third_party/WebKit/Source/core/fetch/DocumentResource.cpp

@@ -42,6 +42,12 @@ DocumentResource::~DocumentResource()
 {
 }
 
+void DocumentResource::trace(Visitor* visitor)
+{
+    visitor->trace(m_document);
+    Resource::trace(visitor);
+}
+
 void DocumentResource::setEncoding(const String& chs)
 {
     m_decoder->setEncoding(chs, TextResourceDecoder::EncodingFromHTTPHeader);

third_party/WebKit/Source/core/fetch/DocumentResource.h

@@ -38,6 +38,7 @@ public:
 
     DocumentResource(const ResourceRequest&, Type);
     virtual ~DocumentResource();
+    virtual void trace(Visitor*) OVERRIDE;
 
     Document* document() const { return m_document.get(); }
 
@@ -48,7 +49,7 @@ public:
 private:
     PassRefPtrWillBeRawPtr<Document> createDocument(const KURL&);
 
-    RefPtrWillBePersistent<Document> m_document;
+    RefPtrWillBeMember<Document> m_document;
     OwnPtr<TextResourceDecoder> m_decoder;
 };
 

third_party/WebKit/Source/core/fetch/FontResource.cpp

@@ -87,6 +87,14 @@ FontResource::~FontResource()
 {
 }
 
+void FontResource::trace(Visitor* visitor)
+{
+#if ENABLE(SVG_FONTS)
+    visitor->trace(m_externalSVGDocument);
+#endif
+    Resource::trace(visitor);
+}
+
 void FontResource::load(ResourceFetcher*, const ResourceLoaderOptions& options)
 {
     // Don't load the file yet. Wait for an access before triggering the load.

third_party/WebKit/Source/core/fetch/FontResource.h

@@ -47,6 +47,7 @@ public:
 
     FontResource(const ResourceRequest&);
     virtual ~FontResource();
+    virtual void trace(Visitor*) OVERRIDE;
 
     virtual void load(ResourceFetcher*, const ResourceLoaderOptions&) OVERRIDE;
 
@@ -82,7 +83,7 @@ private:
     Timer<FontResource> m_fontLoadWaitLimitTimer;
 
 #if ENABLE(SVG_FONTS)
-    RefPtrWillBePersistent<Document> m_externalSVGDocument;
+    RefPtrWillBeMember<Document> m_externalSVGDocument;
 #endif
 
     friend class MemoryCache;