Remove hard coded leading slash in head_tag.cs for DevSite image_path meta...
Remove hard coded leading slash in head_tag.cs for DevSite image_path meta tag. am: c9ef9fea am: ea99b7d8 am: 065e5e3f
am: a7776e5b
Change-Id: Icf2439f19a43adae98eb7273137e2c4053465406