Find Usages: Support of secondary constructors and delegation calls

idea/testData/findUsages/java/findConstructorUsages/javaDefaultConstructorInDelegationCall.1.kt

@@ -0,0 +1,17 @@
+class A: J {
+    constructor(i: Int): super() {
+
+    }
+
+    constructor() {
+
+    }
+}
+
+class B: J() {
+
+}
+
+fun test() {
+    J()
+}