public static Prototype internInts(Type returnType, int count) {
    // Make the descriptor...

    StringBuilder sb = new StringBuilder(100);

    sb.append('(');

    for (int i = 0; i < count; i++) {
      sb.append('I');
    }

    sb.append(')');
    sb.append(returnType.getDescriptor());

    // ...and intern it.
    return intern(sb.toString());
  }
Interns an instance which consists of the given number of {@code int}s along with the given
return type

@param returnType {@code non-null;} the return type
@param count {@code > 0;} the number of elements in the prototype
@return {@code non-null;} the interned instance
android/android_framework/dex-maker/src/main/java/com/android/dx/rop/type/Prototype.java