Merge "Use ArrayMap instead of HashMap for storing relavant nodes" into mnc-dev

package android.animation;

import android.util.ArrayMap;

import java.util.ArrayList;

import java.util.Collection;

import java.util.HashMap;

import java.util.List;

/**

     * to a single node representing that Animator, not create a new Node

     * if one already exists.

     */

    private HashMap<Animator, Node> mNodeMap = new HashMap<Animator, Node>();

    private ArrayMap<Animator, Node> mNodeMap = new ArrayMap<Animator, Node>();

    /**

     * Set of all nodes created for this AnimatorSet. This list is used upon

        anim.mTerminated = false;

        anim.mStarted = false;

        anim.mPlayingSet = new ArrayList<Animator>();

        anim.mNodeMap = new HashMap<Animator, Node>();

        anim.mNodeMap = new ArrayMap<Animator, Node>();

        anim.mNodes = new ArrayList<Node>(nodeCount);

        anim.mSortedNodes = new ArrayList<Node>(nodeCount);

        anim.mReversible = mReversible;