Fix proto lang handler to work minified and to use the type style for types like uint32.
Fix proto lang handler to work minified and to use the type style for types like uint32.

git-svn-id: 3b2b03a64db35236dbdf7631e198051b88bbc551@184 ff039bb0-f41e-0410-b2c7-0399d50afb14

lgn21st/google-code-prettify,SimpleUpdates/google-code-prettify,onebeatconsumer/google-prettify-ie10,pvorb/google-code-prettify,SimpleUpdates/google-code-prettify,lgn21st/google-code-prettify,computerminds/google-code-prettify,onebeatconsumer/google-prettify-ie10,pvorb/google-code-prettify,computerminds/google-code-prettify