tests for comparison of changes in classes

Original commit: ae7cc8e430

jps/jps-plugin/testData/comparison/classMembersOnlyChanged/classWithConstructorChanged/old.kt

@@ -0,0 +1,24 @@
+package test
+
+class ClassWithPrimaryConstructorChanged constructor() {
+    public fun unchangedFun() {}
+}
+
+class ClassWithPrimaryConstructorVisibilityChanged constructor() {
+    public fun unchangedFun() {}
+}
+
+class ClassWithSecondaryConstructorsAdded {
+    public fun unchangedFun() {}
+}
+
+class ClassWithSecondaryConstructorsRemoved() {
+    public constructor(arg: Int): this() {}
+    constructor(arg: String): this() {}
+    public fun unchangedFun() {}
+}
+
+class ClassWithSecondaryConstructorVisibilityChanged() {
+    protected constructor(arg: Int): this() {}
+    public fun unchangedFun() {}
+}