Merge "Preventing dead lock in layout inflation" into ub-launcher3-master

import android.view.View;

import android.view.ViewGroup;

import com.android.launcher3.util.ViewPool.Reusable;

import androidx.annotation.AnyThread;

import androidx.annotation.Nullable;

import androidx.annotation.UiThread;

import com.android.launcher3.util.ViewPool.Reusable;

/**

 * Utility class to maintain a pool of reusable views.

 * During initialization, views are inflated on the background thread.

        Preconditions.assertUIThread();

        Handler handler = new Handler();

        // LayoutInflater is not thread save as it maintains a global variable 'mConstructorArgs'.

        // Create a different copy to use on the background thread.

        LayoutInflater inflater = mInflater.cloneInContext(mInflater.getContext());

        // Inflate views on a non looper thread. This allows us to catch errors like calling

        // "new Handler()" in constructor easily.

        new Thread(() -> {

            for (int i = 0; i < initialSize; i++) {

                T view = inflateNewView();

                T view = inflateNewView(inflater);

                handler.post(() -> addToPool(view));

            }

        }).start();

        }, "ViewPool-init").start();

    }

    @UiThread

            mCurrentSize--;

            return (T) mPool[mCurrentSize];

        }

        return inflateNewView();

        return inflateNewView(mInflater);

    }

    @AnyThread

    private T inflateNewView() {

        return (T) mInflater.inflate(mLayoutId, mParent, false);

    private T inflateNewView(LayoutInflater inflater) {

        return (T) inflater.inflate(mLayoutId, mParent, false);

    }

    /**