[OpenJDK 2D-Dev] RFR 8148886: SEGV in sun.java2d.marlin.Renderer._endRendering

[Laurent Bourgès]

Please review the webrev fixing SEGFAULT (P2) in the Marlin Renderer when
using thread-local storage with custom Paint (reentrance):
bug: https://bugs.openjdk.java.net/browse/JDK-8148886
webrev: http://cr.openjdk.java.net/~lbourges/marlin/marlin-8148886.0/

Changes:
- detect reentrance in MarlinRenderingEngine using flag
RendererContext.usedTL (true/false) and use another context from CLQ
- added few more details in array checks (XXXArrayCache)
- fixed AAShapePipe to support reentrancy: added defensive copy of int[]
abox in local variables + TODO to discuss
- updated Version to 0.7.3.2
- fixed copyright headers

Best regards,
Laurent
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