Reveal Hidden, deselected (Blender Addon)

bl_info = {
    "name": "Reveal Hidden, deselected",
    "description": "Unhide/Reveal hidden geometry without it getting added to selection.",
    "author": "Zyl",
    "version": (1, 0),
    "blender": (2, 76, 0),
    "location": "Toolbox > Reveal Hidden, deselected",
    "category": "Mesh"
}

import bpy
import bmesh

class RevealHiddenDeselected(bpy.types.Operator):
    """Unhide/Reveal hidden geometry without it getting added to selection."""
    bl_idname = "mesh.reveal_hidden_deselected"
    bl_label = "Reveal Hidden, deselected"
    bl_options = { 'REGISTER', 'UNDO' }

    def execute(self, context):
        me = context.active_object.data
        if me is None:
            return { 'FINISHED' }
        bm = None
        inedit = me.is_editmode
        if not inedit:
            print("Must be in edit mode to unhide w/o selecting.")
            return { 'FINISHED' }
        else:
            bm = bmesh.from_edit_mesh(me)
        if bm is None:
            return { 'FINISHED' }
        for v in bm.verts:
            v.hide_set(False)
        for e in bm.edges:
            e.hide_set(False)
        for f in bm.faces:
            f.hide_set(False)
        bmesh.update_edit_mesh(me, False, False)
        return { 'FINISHED' }

def register():
    bpy.utils.register_module(__name__)

def unregister():
    bpy.utils.register_module(__name__)