Remove core/platform/win

This CL moves the files to platform/win.

TBR=eseidel@chromium.org
BUG=297477

Review URL: https://codereview.chromium.org/26113005

git-svn-id: svn://svn.chromium.org/blink/trunk@159156 bbb929c8-8fbe-4397-9dbb-9b2b20218538
static LONG toGDIFontWeight(FontWeight fontWeight)
{
    static LONG gdiFontWeights[] = {
        FW_THIN, // FontWeight100
        FW_EXTRALIGHT, // FontWeight200
        FW_LIGHT, // FontWeight300
        FW_NORMAL, // FontWeight400
        FW_MEDIUM, // FontWeight500
        FW_SEMIBOLD, // FontWeight600
        FW_BOLD, // FontWeight700
        FW_EXTRABOLD, // FontWeight800
        FW_HEAVY // FontWeight900
    };
    return gdiFontWeights[fontWeight];
}

static LONG toGDIFontWeight(FontWeight fontWeight)
{
    static LONG gdiFontWeights[] = {
        FW_THIN, // FontWeight100
        FW_EXTRALIGHT, // FontWeight200
        FW_LIGHT, // FontWeight300
        FW_NORMAL, // FontWeight400
        FW_MEDIUM, // FontWeight500
        FW_SEMIBOLD, // FontWeight600
        FW_BOLD, // FontWeight700
        FW_EXTRABOLD, // FontWeight800
        FW_HEAVY // FontWeight900
    };
    return gdiFontWeights[fontWeight];
}
