public synchronized void intern(CstNat nat) {
    intern(nat.getName());
    intern(nat.getDescriptor());
  }
Interns the components of a name-and-type into this instance.

@param nat {@code non-null;} the name-and-type
android/android_framework/dex-maker/src/main/java/com/android/dx/dex/file/StringIdsSection.java