Make ExpressionDecomposer#exposeExpression() private
ExpressionDecomposer#maybeExposeExpression() is the method that should
be called by classes using ExpressionDecomposer, since it fully exposes
the expression.
@@ -128,7 +128,7 @@ class ExpressionDecomposer {
* <p>This method should not be called from outside of this class. Instead call {@link
* #maybeExposeExpression(Node)}.
*/
- void exposeExpression(Node expression) {
+ private void exposeExpression(Node expression) {
Node expressionRoot = findExpressionRoot(expression);
checkNotNull(expressionRoot);
checkState(NodeUtil.isStatement(expressionRoot), expressionRoot);
