inline method to method reference: convert to lambda (IDEA-148481)

java/java-tests/testData/refactoring/inlineMethod/SideEffectsInMethodRefQualifier.java

@@ -0,0 +1,13 @@
+
+import java.util.function.Supplier;
+
+public class Test {
+
+  {
+    Supplier<String> sup = new Test()::get;
+  }
+
+  private String ge<caret>t() {
+    return null;
+  }
+}