Fix function receiver type in GenerateOperationsMap

It was wrong for fake overrides of equals and hashCode. Also operations map was
regenerated after removal of Hashable and moving its members to Any

generators/src/org/jetbrains/jet/generators/evaluate/GenerateOperationsMap.kt

@@ -167,7 +167,7 @@ private fun JetType.isIntegerType(): Boolean {
 
 
 private fun FunctionDescriptor.getParametersTypes(): List<JetType> {
-    val list = arrayListOf(getExpectedThisObject()!!.getType())
+    val list = arrayListOf((getContainingDeclaration() as ClassDescriptor).getDefaultType())
     getValueParameters().map { it.getType() }.forEach {
         list.add(TypeUtils.makeNotNullable(it))
     }