Ensure proper finalization of garbage-collected types.

Source/core/css/MediaQueryMatcher.h

Index: Source/core/css/MediaQueryMatcher.h
diff --git a/Source/core/css/MediaQueryMatcher.h b/Source/core/css/MediaQueryMatcher.h
index 3a1bd5b7be01aee50535791f79d20e07861f0011..fdec5656ca57f2ffca2eb91cca25a9dd34d3d242 100644
--- a/Source/core/css/MediaQueryMatcher.h
+++ b/Source/core/css/MediaQueryMatcher.h
@@ -40,9 +40,9 @@ class MediaQuerySet;
 // The listeners must be called in the very same order in which they have been added.
 
 class MediaQueryMatcher FINAL : public RefCountedWillBeGarbageCollected<MediaQueryMatcher> {
+    DECLARE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(MediaQueryMatcher);
 public:
     static PassRefPtrWillBeRawPtr<MediaQueryMatcher> create(Document* document) { return adoptRefWillBeNoop(new MediaQueryMatcher(document)); }
-    ~MediaQueryMatcher();
     void documentDestroyed();
 
     void addListener(PassRefPtrWillBeRawPtr<MediaQueryListListener>, PassRefPtrWillBeRawPtr<MediaQueryList>);