new icon for user interface preference

app/src/main/res/xml/preferences.xml

@@ -8,7 +8,7 @@
     <Preference
             android:key="prefScreenInterface"
             android:title="@string/user_interface_label"
-            android:icon="?attr/type_video" />
+            android:icon="?attr/ic_cellphone_text" />
 
     <Preference
             android:key="prefScreenPlayback"

core/src/main/res/values/attrs.xml

@@ -55,6 +55,7 @@
     <attr name="ic_create_new_folder" format="reference"/>
     <attr name="ic_cast_disconnect" format="reference"/>
     <attr name="ic_swap" format="reference"/>
+    <attr name="ic_cellphone_text" format="reference"/>
     <attr name="master_switch_background" format="color"/>
     <attr name="currently_playing_background" format="color"/>
 

core/src/main/res/values/styles.xml

@@ -66,6 +66,7 @@
         <item type="attr" name="ic_sd_storage">@drawable/ic_sd_storage_grey600_36dp</item>
         <item type="attr" name="ic_create_new_folder">@drawable/ic_create_new_folder_grey600_24dp</item>
         <item type="attr" name="ic_cast_disconnect">@drawable/ic_cast_disconnect_grey600_36dp</item>
+        <item type="attr" name="ic_cellphone_text">@drawable/ic_cellphone_text_grey600_24dp</item>
         <item type="attr" name="master_switch_background">@color/master_switch_background_light</item>
         <item type="attr" name="currently_playing_background">@color/highlight_light</item>
         <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
@@ -141,6 +142,7 @@
         <item type="attr" name="ic_sd_storage">@drawable/ic_sd_storage_white_36dp</item>
         <item type="attr" name="ic_create_new_folder">@drawable/ic_create_new_folder_white_24dp</item>
         <item type="attr" name="ic_cast_disconnect">@drawable/ic_cast_disconnect_white_36dp</item>
+        <item type="attr" name="ic_cellphone_text">@drawable/ic_cellphone_text_white_24dp</item>
         <item type="attr" name="master_switch_background">@color/master_switch_background_dark</item>
         <item type="attr" name="currently_playing_background">@color/highlight_dark</item>
         <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
@@ -238,6 +240,7 @@
         <item type="attr" name="ic_sd_storage">@drawable/ic_sd_storage_grey600_36dp</item>
         <item type="attr" name="ic_create_new_folder">@drawable/ic_create_new_folder_grey600_24dp</item>
         <item type="attr" name="ic_cast_disconnect">@drawable/ic_cast_disconnect_grey600_36dp</item>
+        <item type="attr" name="ic_cellphone_text">@drawable/ic_cellphone_text_grey600_24dp</item>
         <item type="attr" name="master_switch_background">@color/master_switch_background_light</item>
         <item type="attr" name="currently_playing_background">@color/highlight_light</item>
         <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
@@ -314,6 +317,7 @@
         <item type="attr" name="ic_sd_storage">@drawable/ic_sd_storage_white_36dp</item>
         <item type="attr" name="ic_create_new_folder">@drawable/ic_create_new_folder_white_24dp</item>
         <item type="attr" name="ic_cast_disconnect">@drawable/ic_cast_disconnect_white_36dp</item>
+        <item type="attr" name="ic_cellphone_text">@drawable/ic_cellphone_text_white_24dp</item>
         <item type="attr" name="master_switch_background">@color/master_switch_background_dark</item>
         <item type="attr" name="currently_playing_background">@color/highlight_dark</item>
         <item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>