core/src/com/google/inject/internal/Initializer.java
void validateOustandingInjections(Errors errors) {
    validationStarted = true;
    initializablesCache.clear();
    for (InjectableReference<?> reference : pendingInjections) {
      try {
        reference.validate(errors);
      } catch (ErrorsException e) {
        errors.merge(e.getErrors());
      }
    }
  }
void validateOustandingInjections(Errors errors) {
    validationStarted = true;
    initializablesCache.clear();
    for (InjectableReference<?> reference : pendingInjections) {
      try {
        reference.validate(errors);
      } catch (ErrorsException e) {
        errors.merge(e.getErrors());
      }
    }
  }
Prepares member injectors for all injected instances. This prompts Guice to do static analysis
on the injected instances.