Merge "Add utility method `isFreeformTask()` for AppPairsController." into main

import static android.app.StatusBarManager.NAVBAR_BACK_DISMISS_IME;

import static android.app.StatusBarManager.NAVBAR_IME_SWITCHER_BUTTON_VISIBLE;

import static android.app.StatusBarManager.NAVBAR_IME_VISIBLE;

import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM;

import android.annotation.TargetApi;

import android.app.StatusBarManager.NavbarFlags;

import android.view.Surface;

import android.view.WindowManager;

import com.android.systemui.shared.recents.model.Task;

/* Common code */

public class Utilities {

        float densityRatio = (float) densityDpi / DisplayMetrics.DENSITY_DEFAULT;

        return (size / densityRatio);

    }

    /** Whether a task is in freeform mode. */

    public static boolean isFreeformTask(Task task) {

        return task != null && task.getKey() != null

                && task.getKey().windowingMode == WINDOWING_MODE_FREEFORM;

    }

}