Importance icons

app/src/main/java/eu/faircode/email/FragmentMessages.java

@@ -2884,12 +2884,15 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
 
                 SubMenu importance = popupMenu.getMenu()
                         .addSubMenu(Menu.NONE, Menu.NONE, order++, R.string.title_set_importance)
-                        .setIcon(R.drawable.twotone_priority_high_24);
+                        .setIcon(R.drawable.baseline_arrow_upward_24);
                 importance.add(Menu.NONE, R.string.title_importance_high, 1, R.string.title_importance_high)
+                        .setIcon(R.drawable.baseline_arrow_upward_24)
                         .setEnabled(!EntityMessage.PRIORITIY_HIGH.equals(result.importance));
                 importance.add(Menu.NONE, R.string.title_importance_normal, 2, R.string.title_importance_normal)
+                        .setIcon(R.drawable.twotone_horizontal_rule_24)
                         .setEnabled(!EntityMessage.PRIORITIY_NORMAL.equals(result.importance));
                 importance.add(Menu.NONE, R.string.title_importance_low, 3, R.string.title_importance_low)
+                        .setIcon(R.drawable.baseline_arrow_downward_24)
                         .setEnabled(!EntityMessage.PRIORITIY_LOW.equals(result.importance));
 
                 if (result.hasInbox && !result.isInbox) // not is inbox

app/src/main/res/drawable/twotone_horizontal_rule_24.xml

@@ -0,0 +1,11 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24"
+    android:tint="?attr/colorControlNormal">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M4,11h16v2h-16z"
+      android:fillType="evenOdd"/>
+</vector>

app/src/main/res/menu/popup_message_more.xml

@@ -25,17 +25,20 @@
 
     <item
         android:id="@+id/menu_set_importance"
-        android:icon="@drawable/twotone_priority_high_24"
+        android:icon="@drawable/baseline_arrow_upward_24"
         android:title="@string/title_set_importance">
         <menu>
             <item
                 android:id="@+id/menu_set_importance_high"
+                android:icon="@drawable/baseline_arrow_upward_24"
                 android:title="@string/title_importance_high" />
             <item
                 android:id="@+id/menu_set_importance_normal"
+                android:icon="@drawable/twotone_horizontal_rule_24"
                 android:title="@string/title_importance_normal" />
             <item
                 android:id="@+id/menu_set_importance_low"
+                android:icon="@drawable/baseline_arrow_downward_24"
                 android:title="@string/title_importance_low" />
         </menu>
     </item>