Summary: Linked in Windows libraries that are available on jdk7 supported platforms, and used GetModuleHandle instead of LoadLibrary for already loaded Dlls.
Reviewed-by: dcubed, alanb

7028668: 3/4 improve diagnosibility and robustness of sun.tools.attach.WindowsVirtualMachine.openProcess()
Summary: Add more info to OpenProcess default detail error message. Try a different technique when a Java process is attaching to itself.
Reviewed-by: zgu, ohair, alanb

Reviewed-by: darcy, weijun

Reviewed-by: mchung