JS backend: cleanup code.

Drop Kotlin.toString and jet.sure.

js/js.translator/src/org/jetbrains/k2js/translate/context/StaticContext.java

@@ -441,10 +441,6 @@ public final class StaticContext {
                         else if (moduleName != null) {
                             qualifier.setQualifier(new JsArrayAccess(namer.kotlin("modules"), program.getStringLiteral(moduleName)));
                         }
-                        else if (result == qualifier && result.getIdent().equals("kotlin")) {
-                            // todo WebDemoExamples2Test#testBuilder, package "kotlin" from kotlin/js/js.libraries/src/stdlib/JUMaps.kt must be inlined
-                          //  return qualifier;
-                        }
                     }
 
                     if (qualifier.getQualifier() == null) {

js/js.translator/testFiles/jsTester/jsTester.js

@@ -33,7 +33,7 @@ var JsTests = (function () {
         }
         catch (fail) {
             if (fail != failedTest) {
-                reporter.reportError("Unexpected exception " + Kotlin.toString(fail));
+                reporter.reportError("Unexpected exception " + fail);
             }
             reporter.testFail(testName);
             return;

js/js.translator/testFiles/kotlin_lib.js

@@ -29,11 +29,6 @@ String.prototype.contains = function (s) {
   return this.indexOf(s) !== -1;
 };
 
-// todo org.jetbrains.k2js.test.semantics.WebDemoExamples2Test#testBuilder
-var kotlin = {set:function (receiver, key, value) {
-    return receiver.put(key, value);
-}};
-
 (function () {
     Kotlin.equals = function (obj1, obj2) {
         if (obj1 == null) {
@@ -528,10 +523,6 @@ var kotlin = {set:function (receiver, key, value) {
         return Kotlin.$new(ArrayIterator)(array);
     };
 
-    Kotlin.toString = function (obj) {
-        return obj.toString();
-    };
-
     Kotlin.jsonFromTuples = function (pairArr) {
         var i = pairArr.length;
         var res = {};
@@ -560,11 +551,6 @@ var kotlin = {set:function (receiver, key, value) {
         }
         return obj1;
     };
-
-    //TODO: use intrinsic
-    Kotlin.sure = function (obj) {
-        return obj;
-    };
 })();
 
 Kotlin.assignOwner = function(f, o) {