decompiler: fixed SOE if referenced method name is the same as current

test/org/jetbrains/java/decompiler/SingleClassesTest.java

@@ -79,6 +79,7 @@ public class SingleClassesTest {
   @Test public void testShadowing() { doTest("pkg/TestShadowing", "pkg/Shadow", "ext/Shadow"); }
   @Test public void testStringConcat() { doTest("pkg/TestStringConcat"); }
   @Test public void testJava9StringConcat() { doTest("java9/TestJava9StringConcat"); }
+  @Test public void testMethodReferenceSameName() { doTest("pkg/TestMethodReferenceSameName"); }
 
   protected void doTest(String testFile, String... companionFiles) {
     ConsoleDecompiler decompiler = fixture.getDecompiler();