/** @since Available in iOS 7.0 and later. */
 public boolean mergesMetadata() {
   if (has(Keys.DestinationMergeMetadata())) {
     CFBoolean val = get(Keys.DestinationMergeMetadata(), CFBoolean.class);
     return val.booleanValue();
   }
   return false;
 }
 /** @since Available in iOS 7.0 and later. */
 public CGImageDestinationCopySourceOptions setMergesMetadata(boolean mergesMetadata) {
   set(Keys.DestinationMergeMetadata(), CFBoolean.valueOf(mergesMetadata));
   return this;
 }