UI to add a photo to a user's profile.

Photo will be shown in user management screen and switcher.

Change-Id: Icc0a39487daae13530fc1741780fb42fee0dada4

src/com/android/settings/users/UserSettings.java

@@ -17,6 +17,7 @@
 package com.android.settings.users;
 
 import android.content.pm.UserInfo;
+import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.preference.Preference;
 import android.preference.Preference.OnPreferenceClickListener;
@@ -83,15 +84,23 @@ public class UserSettings extends SettingsPreferenceFragment
 
         mUserListCategory.removeAll();
         for (UserInfo user : users) {
-            if (user.id == 0) continue;
             Preference pref = new Preference(getActivity());
             pref.setTitle(user.name);
             pref.setOnPreferenceClickListener(this);
             pref.setKey("id=" + user.id);
+            if (user.iconPath != null) {
+                setPhotoId(pref, user.iconPath);
+            }
             mUserListCategory.addPreference(pref);
         }
     }
 
+    private void setPhotoId(Preference pref, String realPath) {
+        Drawable d = Drawable.createFromPath(realPath);
+        if (d == null) return;
+        pref.setIcon(d);
+    }
+
     @Override
     public boolean onPreferenceClick(Preference pref) {
         String sid = pref.getKey();