Call Hierarchy: Show Kotlin usages of Java methods

#KT-12398 Fixed

idea/testData/hierarchy/calls/callersJava/javaMethod/JavaMethod_verification.xml

@@ -0,0 +1,5 @@
+<node text="J.foo()  ()" base="true">
+    <node text="A(2 usages)  ()"/>
+    <node text="Main1Kt.test(J)  ()"/>
+    <node text="Main1Kt  ()"/>
+</node>

idea/testData/hierarchy/calls/callersJava/javaMethod/main0.java

@@ -0,0 +1,5 @@
+public class J {
+    public int <caret>foo() {
+        return 1;
+    }
+}

idea/testData/hierarchy/calls/callersJava/javaMethod/main1.kt

@@ -0,0 +1,11 @@
+class A {
+    val x = J().foo()
+
+    init {
+        J().foo()
+    }
+}
+
+val y = J().foo()
+
+fun test(j: J) = j.foo()