simplified isAssignable check

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/RawAssignments.java

@@ -0,0 +1,18 @@
+import java.io.*;
+import java.util.*;
+
+interface Foo {
+    String getText(Map attributes) throws IOException;
+    String getText(Properties attributes) throws IOException;
+}
+
+class Bar {
+    void foo(Foo foo, Properties prop) throws IOException {
+        foo.getText(prop);
+    }
+}
+public abstract class Hashtable<K,V> implements Map<K,V>, Cloneable {
+}
+
+public abstract class Properties extends Hashtable<Object,Object> {
+}