The Tor Browser / file revision

 package org.mozilla.gecko.widget;

 import android.content.Context;

 import android.util.AttributeSet;

 import android.widget.ImageView;

 final class SquaredImageView extends ImageView {

     public SquaredImageView(Context context) {

         super(context);

     }

     public SquaredImageView(Context context, AttributeSet attrs) {

         super(context, attrs);

     }

     @Override

     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {

         super.onMeasure(widthMeasureSpec, heightMeasureSpec);

         setMeasuredDimension(getMeasuredWidth(), getMeasuredWidth());

     }

 }