Refactoring: Make some methods and fields private in Resource subclasses

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

Index: third_party/WebKit/Source/core/fetch/ImageResource.h
diff --git a/third_party/WebKit/Source/core/fetch/ImageResource.h b/third_party/WebKit/Source/core/fetch/ImageResource.h
index 55e869faa7e0642f8d3a8ceccfef153240cf6cde..412c3a4c15d93cbcae5f7f8f8dd8d71024a5a798 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResource.h
+++ b/third_party/WebKit/Source/core/fetch/ImageResource.h
@@ -125,11 +125,6 @@ public:
 
     DECLARE_VIRTUAL_TRACE();
 
-protected:
-    bool isSafeToUnlock() const override;
-    void destroyDecodedDataIfPossible() override;
-    void destroyDecodedDataForFailedRevalidation() override;
-
 private:
     explicit ImageResource(blink::Image*, const ResourceLoaderOptions&);
 
@@ -167,6 +162,10 @@ private:
 
     void doResetAnimation();
 
+    bool isSafeToUnlock() const override;
+    void destroyDecodedDataIfPossible() override;
+    void destroyDecodedDataForFailedRevalidation() override;
+
     float m_devicePixelRatioHeaderValue;
 
     Member<MultipartImageResourceParser> m_multipartParser;