Update map literal syntax to expect only one type parameter

compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java

Index: compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java b/compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java
index c8342351e8975ae28ab8f04ab1fa8e5332ed3b0a..a858fb5e28ed80c9eb9dd9322612a1651c8bfa42 100644
--- a/compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java
+++ b/compiler/javatests/com/google/dart/compiler/resolver/ResolverTest.java
@@ -971,15 +971,32 @@ public class ResolverTest extends ResolverTestCase {
   public void test_noSuchType_mapLiteral_typeArgument() throws Exception {
     resolveAndTest(Joiner.on("\n").join(
         "class Object {}",
+        "class String {}",
         "class MyClass {",
         "  foo() {",
         "    var map = <T>{};",
         "  }",
         "}"),
-        ResolverErrorCode.WRONG_NUMBER_OF_TYPE_ARGUMENTS,
         ResolverErrorCode.NO_SUCH_TYPE);
   }
 
+  public void test_noSuchType_mapLiteral_num_type_args() throws Exception {
+    resolveAndTest(Joiner.on("\n").join(
+        "class Object {}",
+        "interface int {}",
+        "interface String {}",
+        "class MyClass {",
+        "  foo() {",
+        "    var map0 = {};",
+        "    var map1 = <int>{'foo': 1};",
+        "    var map2 = <String, int>{'foo' : 1};",
+        "    var map3 = <String, int, int>{'foo' : 1};",
+        "  }",
+        "}"),
+        ResolverErrorCode.DEPRECATED_MAP_LITERAL_SYNTAX,
+        ResolverErrorCode.WRONG_NUMBER_OF_TYPE_ARGUMENTS);
+  }
+
   public void test_noSuchType_arrayLiteral_typeArgument() throws Exception {
     resolveAndTest(Joiner.on("\n").join(
         "class Object {}",