code: private void loadActivitiesLocked() {
          mActivites.clear();
          if (mIntent != null) {
              List<ResolveInfo> resolveInfos =
                  mContext.getPackageManager().queryIntentActivities(mIntent, 0);
              final int resolveInfoCount = resolveInfos.size();
              for (int i = 0; i < resolveInfoCount; i++) {
                  ResolveInfo resolveInfo = resolveInfos.get(i);
                  mActivites.add(new ActivityResolveInfo(resolveInfo));
              }
              sortActivities();
          } else {
              notifyChanged();
          }
      }
docs: Loads the activities.