Explicit equals call on non nullable receiver

js/js.translator/testFiles/expression/equals/cases/explicitEqualsMethod.kt

@@ -0,0 +1,24 @@
+package foo
+
+class Foo(val name: String) {
+    public fun equals(that: Any?): Boolean {
+        if (that !is Foo) {
+            return false
+        }
+        return this.name == that.name
+    }
+}
+
+fun callEqualsMethod(v1: Foo, v2: Foo): Boolean {
+  return v1.equals(v2)
+}
+
+fun box() : Boolean {
+    val a = Foo("abc")
+    val b = Foo("abc")
+    val c = Foo("def")
+
+    if (!callEqualsMethod(a, b)) return false
+    if (callEqualsMethod(a, c)) return false
+    return true
+}