[gnome-bluetooth/gnome-3-28] settings: Set mnemonic widgets for properties dialog

[Bastien Nocera <hadess src gnome org>]

commit 2f00d940afaca90fd1248f58b25cbfc3fd99e824
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Thu Jan 3 12:50:58 2019 -0500

    settings: Set mnemonic widgets for properties dialog
    
    This allows screen readers to correctly associate each
    field in the properties dialog with its descriptive label.

 lib/settings.ui | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/lib/settings.ui b/lib/settings.ui
index a9ced8ee..0bc13df2 100644
--- a/lib/settings.ui
+++ b/lib/settings.ui
@@ -43,6 +43,7 @@
                 <property name="can_focus">False</property>
                 <property name="label" translatable="yes">Connection</property>
                 <property name="xalign">1</property>
+                <property name="mnemonic_widget">switch_connection</property>
                 <style>
                   <class name="dim-label"/>
                 </style>
@@ -133,6 +134,7 @@
                 <property name="can_focus">False</property>
                 <property name="label" translatable="yes">Paired</property>
                 <property name="xalign">1</property>
+                <property name="mnemonic_widget">paired_label</property>
                 <style>
                   <class name="dim-label"/>
                 </style>
@@ -179,6 +181,7 @@
                 <property name="can_focus">False</property>
                 <property name="label" translatable="yes">Type</property>
                 <property name="xalign">1</property>
+                <property name="mnemonic_widget">type_label</property>
                 <style>
                   <class name="dim-label"/>
                 </style>
@@ -225,6 +228,7 @@
                 <property name="can_focus">False</property>
                 <property name="label" translatable="yes">Address</property>
                 <property name="xalign">1</property>
+                <property name="mnemonic_widget">address_label</property>
                 <style>
                   <class name="dim-label"/>
                 </style>