Reviewed-by: egahlin, sla

Reviewed-by: alexsch, pchelko

Reviewed-by: valeriep

Reviewed-by: joehw

Reviewed-by: coffeys

Reviewed-by: michaelm

8035829: [parfait] JNI exception pending in jdk/src/windows/native/sun/tools/attach/WindowsVirtualMachine.c
Reviewed-by: sundar, kevinw

Reviewed-by: valeriep

Reviewed-by: valeriep

Reviewed-by: vinnie

8049418: [macosx] PopupMenuListener.popupMenuWillBecomeVisible is not called for empty combobox on MacOS/aqua look and feel
Reviewed-by: anthony, pchelko

Reviewed-by: alanb

8048265: AWT crashes inside CCombinedSegTable::In called from Java_sun_awt_windows_WDefaultFontCharset_canConvert
Reviewed-by: anthony, pchelko, azvegint

Reviewed-by: pchelko, alexsch

Reviewed-by: valeriep

Reviewed-by: naoto, yhuang

8042094: Test javax/swing/JFileChooser/7036025/bug7036025.java fails with java.lang.NullPointerException on Windows x86
Reviewed-by: ahgross, art, pchelko, mschoene

Reviewed-by: psandoz, chegar

Reviewed-by: chegar

Summary: added ExceptionCheck fater JNI calls
Reviewed-by: chegar