6682046: Mixing code does not always recalculate shapes correctly when resizing components
Summary: The valid property is now encapsulated in Component.
Reviewed-by: art
1cc8dd79fd1cd13d36b385196271a29632c67c3b jdk7-b24
bf2517e15f0c0f950e5b3143c4ca11e2df73dcc1 jdk7-b25
5ae7db536e3fcf6be78e45b240a9058095e0ed38 jdk7-b26
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