6944048: VS2010 build failure in make/com/sun/java/pack: missing unpack200.exe.manifest
6944015: VS2010 build failure in awt_TextArea.cpp: ambiguous call to abs()
6936319: JDK build fails in awt_DnDDS.cpp with Visual Studio 2008/Platform SDK 7
6944516: Windows L&F is broken in SwingSet2, when JDK is built with the recent Windows SDK
Summary: Changes to enable building JDK7 with Microsoft Visual Studio 2010
Reviewed-by: ohair, art, ccheung, dcubed