Revert of Move ChangeVersionWrapper destructor out of line.

Source/modules/webdatabase/ChangeVersionWrapper.h

Index: Source/modules/webdatabase/ChangeVersionWrapper.h
diff --git a/Source/modules/webdatabase/ChangeVersionWrapper.h b/Source/modules/webdatabase/ChangeVersionWrapper.h
index db955ecfb1d3e2b2026955df00130181787046df..838c261d7e706bb890c7c9f0ae5454434e3d4d0b 100644
--- a/Source/modules/webdatabase/ChangeVersionWrapper.h
+++ b/Source/modules/webdatabase/ChangeVersionWrapper.h
@@ -40,8 +40,6 @@ class ChangeVersionWrapper FINAL : public SQLTransactionWrapper {
 public:
     static PassRefPtrWillBeRawPtr<ChangeVersionWrapper> create(const String& oldVersion, const String& newVersion) { return adoptRefWillBeNoop(new ChangeVersionWrapper(oldVersion, newVersion)); }
 
-    virtual ~ChangeVersionWrapper();
-
     virtual void trace(Visitor* visitor) OVERRIDE { SQLTransactionWrapper::trace(visitor); }
     virtual bool performPreflight(SQLTransactionBackend*) OVERRIDE;
     virtual bool performPostflight(SQLTransactionBackend*) OVERRIDE;