[GTK3] Use decode_bytes from method returns

Python3 PyGObject automatically encodes/decodes strings to and from
methods. This does not happen on Python 2 so for compatibility use
decode_bytes.

deluge/ui/gtk3/addtorrentdialog.py

@@ -711,7 +711,7 @@ class AddTorrentDialog(component.Component):
         response = dialog.run()
 
         if response == Gtk.ResponseType.OK:
-            url = entry.get_text().decode('utf-8')
+            url = deluge.common.decode_bytes(entry.get_text())
         else:
             url = None
 

deluge/ui/gtk3/createtorrentdialog.py

@@ -18,7 +18,7 @@ from gi.repository.GObject import TYPE_UINT64, idle_add
 from twisted.internet.threads import deferToThread
 
 import deluge.component as component
-from deluge.common import get_path_size, is_url, resource_filename
+from deluge.common import decode_bytes, get_path_size, is_url, resource_filename
 from deluge.configmanager import ConfigManager
 from deluge.ui.client import client
 
@@ -149,7 +149,7 @@ class CreateTorrentDialog(object):
             chooser.destroy()
             return
 
-        path = result.decode('utf-8')
+        path = decode_bytes(result)
 
         self.files_treestore.clear()
         self.files_treestore.append(None, [result, Gtk.STOCK_FILE, get_path_size(path)])
@@ -183,7 +183,7 @@ class CreateTorrentDialog(object):
             chooser.destroy()
             return
 
-        path = result.decode('utf-8')
+        path = decode_bytes(result)
 
         self.files_treestore.clear()
         self.files_treestore.append(None, [result, Gtk.STOCK_OPEN, get_path_size(path)])
@@ -340,11 +340,11 @@ class CreateTorrentDialog(object):
             )
 
             client.core.create_torrent(
-                path,
+                decode_bytes(path),
                 tracker,
                 piece_length,
                 comment,
-                result,
+                decode_bytes(result),
                 webseeds,
                 private,
                 author,
@@ -359,12 +359,12 @@ class CreateTorrentDialog(object):
 
             deferToThread(
                 self.create_torrent,
-                path.decode('utf-8'),
+                decode_bytes(path),
                 tracker,
                 piece_length,
                 self._on_create_torrent_progress,
                 comment,
-                result.decode('utf-8'),
+                decode_bytes(result),
                 webseeds,
                 private,
                 author,

deluge/ui/gtk3/queuedtorrents.py

@@ -162,7 +162,7 @@ class QueuedTorrents(component.Component):
     def on_button_add_clicked(self, widget):
         # Add all the torrents in the liststore
         def add_torrent(model, path, _iter, data):
-            torrent_path = model.get_value(_iter, 1).decode('utf-8')
+            torrent_path = deluge.common.decode_bytes(model.get_value(_iter, 1))
             process_args([torrent_path])
 
         self.liststore.foreach(add_torrent, None)

deluge/ui/gtk3/status_tab.py

@@ -12,7 +12,7 @@ from __future__ import division, unicode_literals
 import logging
 
 import deluge.component as component
-from deluge.common import fpeer
+from deluge.common import decode_bytes, fpeer
 from deluge.configmanager import ConfigManager
 
 from .piecesbar import PiecesBar
@@ -107,7 +107,7 @@ class StatusTab(Tab):
         # Update all the label widgets
         for widget in self.tab_widgets.values():
             txt = self.widget_status_as_fstr(widget, status)
-            if widget[0].get_text().decode('utf-8') != txt:
+            if decode_bytes(widget[0].get_text()) != txt:
                 widget[0].set_text(txt)
 
         # Update progress bar seperately as it's a special case (not a label).