Oilpan: move core/fileapi to oilpan's heap.

Source/core/fileapi/FileReaderSync.h

Index: Source/core/fileapi/FileReaderSync.h
diff --git a/Source/core/fileapi/FileReaderSync.h b/Source/core/fileapi/FileReaderSync.h
index 227a5911609276680f5ef0cc55e78888bac69371..be525e7da7b5051563eed3da6ce0bebb0273c63c 100644
--- a/Source/core/fileapi/FileReaderSync.h
+++ b/Source/core/fileapi/FileReaderSync.h
@@ -32,6 +32,7 @@
 #define FileReaderSync_h
 
 #include "bindings/v8/ScriptWrappable.h"
+#include "heap/Handle.h"
 #include "wtf/Forward.h"
 #include "wtf/RefCounted.h"
 #include "wtf/text/WTFString.h"
@@ -43,11 +44,11 @@ class ExceptionState;
 class FileReaderLoader;
 class ExecutionContext;
 
-class FileReaderSync FINAL : public RefCounted<FileReaderSync>, public ScriptWrappable {
+class FileReaderSync FINAL : public RefCountedWillBeGarbageCollectedFinalized<FileReaderSync>, public ScriptWrappable {
 public:
-    static PassRefPtr<FileReaderSync> create()
+    static PassRefPtrWillBeRawPtr<FileReaderSync> create()
     {
-        return adoptRef(new FileReaderSync());
+        return adoptRefWillBeNoop(new FileReaderSync());
     }
 
     ~FileReaderSync() { }
@@ -61,6 +62,8 @@ public:
     String readAsText(ExecutionContext*, Blob*, const String& encoding, ExceptionState&);
     String readAsDataURL(ExecutionContext*, Blob*, ExceptionState&);
 
+    void trace(Visitor*) { }
+
 private:
     FileReaderSync();