Merge "Log number of known dependencies if Dependency throws an exception"

        @SuppressWarnings("unchecked")

        DependencyProvider<T> provider = mProviders.get(cls);

        if (provider == null) {

            throw new IllegalArgumentException("Unsupported dependency " + cls);

            throw new IllegalArgumentException("Unsupported dependency " + cls

                    + ". " + mProviders.size() + " providers known.");

        }

        return provider.createDependency();

    }