Merge "Fix dumpsys display apptoken ordering." into lmp-mr1-dev

            stack.dump(prefix + "  ", pw);

        }

        pw.println();

        pw.println("  Application tokens in bottom up Z order:");

        pw.println("  Application tokens in top down Z order:");

        int ndx = 0;

        final int numStacks = mStacks.size();

        for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) {

        for (int stackNdx = mStacks.size() - 1; stackNdx >= 0; --stackNdx) {

            ArrayList<Task> tasks = mStacks.get(stackNdx).getTasks();

            for (int taskNdx = tasks.size() - 1; taskNdx >= 0; --taskNdx) {

                AppTokenList tokens = tasks.get(taskNdx).mAppTokens;