replace constructor with factory: insert class type parameters for default constructor(IDEA-104858)

java/java-tests/testData/refactoring/replaceConstructorWithFactory/afterTypeParams.java

@@ -0,0 +1,8 @@
+class Test<A,B,C> {
+    private Test() {
+    }
+
+    static <A, B, C> Test<A, B, C> newTest() {
+        return new Test<A, B, C>();
+    }
+}

java/java-tests/testData/refactoring/replaceConstructorWithFactory/beforeTypeParams.java

@@ -0,0 +1,2 @@
+class Te<caret>st<A,B,C> {
+}