Allow protobuf to build on Windows by using the config.h provided (by the protobuf project) for msvc.
Allow protobuf to build on Windows by using the
config.h provided (by the protobuf project) for
msvc.

Review URL: http://codereview.chromium.org/173370

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@24488 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser