[Oilpan] [Reland] Migrate classes under core/fetch to Oilpan heap

Source/core/fetch/CachingCorrectnessTest.cpp

Index: Source/core/fetch/CachingCorrectnessTest.cpp
diff --git a/Source/core/fetch/CachingCorrectnessTest.cpp b/Source/core/fetch/CachingCorrectnessTest.cpp
index c65511652f470e691d5146ac329154abfd37ea6c..c772cf3d04a3a2838a51cf73b1840bd1f92bd071 100644
--- a/Source/core/fetch/CachingCorrectnessTest.cpp
+++ b/Source/core/fetch/CachingCorrectnessTest.cpp
@@ -59,9 +59,9 @@ const unsigned char kAConstUnsignedCharZero = 0;
 
 class MockFetchContext : public FetchContext {
 public:
-    static PassOwnPtrWillBeRawPtr<MockFetchContext> create()
+    static MockFetchContext* create()
     {
-        return adoptPtrWillBeNoop(new MockFetchContext);
+        return new MockFetchContext;
     }
 
     ~MockFetchContext() { }
@@ -177,8 +177,8 @@ private:
 
     ProxyPlatform m_proxyPlatform;
 
-    OwnPtrWillBePersistent<MemoryCache> m_globalMemoryCache;
-    RefPtrWillBePersistent<ResourceFetcher> m_fetcher;
+    Persistent<MemoryCache> m_globalMemoryCache;
+    Persistent<ResourceFetcher> m_fetcher;
 };
 
 TEST_F(CachingCorrectnessTest, FreshFromLastModified)