Make SkFlate buffers statically sized (fixes Windows compile).

Make SkFlate buffers statically sized (fixes Windows compile).

Committed: http://code.google.com/p/skia/source/detail?r=1059

[Chris Guillory, 2011-04-05 19:53:16]

LGTM

[reed1, 2011-04-05 20:13:55]

LGTM

another pattern is to just use an enum in the private section

private:
    enum {
        kBufferSize = 1024
    };

I don't think its better in this case, since nothing in the class def needs to
know the size.