 <code>true</code> from the method to prevent
 <a href="../../../../com/bumptech/glide/request/target/Target.html#onLoadFailed-android.graphics.drawable.Drawable-"><code>Target.onLoadFailed(Drawable)</code></a> from being called.

 For example:
 <pre>
 <code>
 public boolean onLoadFailed(Exception e, T model, Target target, boolean isFirstResource) {
     target.setPlaceholder(R.drawable.a_specific_error_for_my_exception);
     return true; // Prevent onLoadFailed from being called on the Target.
 }
 </code