Fix JS source maps for lambdas

js/js.tests/test/org/jetbrains/kotlin/js/test/JsLineNumberTestGenerated.java

@@ -102,12 +102,6 @@ public class JsLineNumberTestGenerated extends AbstractJsLineNumberTest {
         doTest(fileName);
     }
 
-    @TestMetadata("longLiteral.kt")
-    public void testLongLiteral() throws Exception {
-        String fileName = KotlinTestUtils.navigationMetadata("js/js.translator/testData/lineNumbers/longLiteral.kt");
-        doTest(fileName);
-    }
-
     @TestMetadata("memberFunWithDefaultParam.kt")
     public void testMemberFunWithDefaultParam() throws Exception {
         String fileName = KotlinTestUtils.navigationMetadata("js/js.translator/testData/lineNumbers/memberFunWithDefaultParam.kt");

js/js.translator/src/org/jetbrains/kotlin/js/translate/expression/ExpressionVisitor.java

@@ -461,7 +461,7 @@ public final class ExpressionVisitor extends TranslatorVisitor<JsNode> {
     @Override
     @NotNull
     public JsNode visitLambdaExpression(@NotNull KtLambdaExpression expression, @NotNull TranslationContext context) {
-        return new LiteralFunctionTranslator(context).translate(expression.getFunctionLiteral());
+        return new LiteralFunctionTranslator(context).translate(expression.getFunctionLiteral()).source(expression);
     }
 
     @Override

js/js.translator/testData/lineNumbers/coroutine.kt

@@ -14,4 +14,4 @@ suspend fun bar(): Unit {
     println(a + b)
 }
 
-// LINES: 4 5 6 * 9 9 9 9 9 9 9 9 * 10 11 11 11 11 11 * 11 12 13 13 13 13 13 13 14
+// LINES: 4 5 6 4 9 9 9 9 9 9 9 9 * 10 11 11 11 11 11 * 11 12 13 13 13 13 13 13 14

js/js.translator/testData/lineNumbers/lambdaWithClosure.kt

@@ -0,0 +1,7 @@
+fun foo(x: Int): () -> Unit = {
+    println(x)
+}
+
+fun bar() = 23
+
+// LINES: 1 2 1 5