Adopt VersionStamper tool for Windows WebKit DLLs
Created attachment 84778 [details] Patch
Holding off on WebKit part of this (that includes autoversion.h in a cpp file) since that will cause unnecessary rebuilds.
JavaScriptCore part landed in: http://trac.webkit.org/changeset/80374
WebCore part landed in http://trac.webkit.org/changeset/80375
Created attachment 84812 [details] Patch
Committed r80395: <http://trac.webkit.org/changeset/80395>