8298218: ProblemList java/awt/Focus/NonFocusableWindowTest/NonfocusableOwnerTest.java on windows-x64 8298222: ProblemList java/awt/Mixing/AWT_Mixing/ViewportOverlapping.java on windows-x64 8298220: ProblemList java/awt/Mixing/AWT_Mixing/OpaqueOverlapping.java on windows-x64 Reviewed-by: rriggs