Adds warning when a named argument is specified, but a positional argument is missing

compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java

Index: compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
index a2be1b4283495c302d38a0f88c677e700a060c4d..719c37f7d8fd18fca5613ab0d19564c4227f7926 100644
--- a/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
+++ b/compiler/javatests/com/google/dart/compiler/type/TypeAnalyzerCompilerTest.java
@@ -1971,7 +1971,7 @@ public class TypeAnalyzerCompilerTest extends CompilerTestCase {
     assertInferredElementTypeString(libraryResult, "v2", "double");
     assertInferredElementTypeString(libraryResult, "v3", "double");
   }
-  
+
   public void test_typesPropagation_FunctionAliasType() throws Exception {
     AnalyzeLibraryResult libraryResult = analyzeLibrary(
         "// filler filler filler filler filler filler filler filler filler filler",
@@ -2454,6 +2454,17 @@ public class TypeAnalyzerCompilerTest extends CompilerTestCase {
 
   }
 
+  public void testExpectedPositionalArgument() throws Exception {
+    AnalyzeLibraryResult libraryResult = analyzeLibrary(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "method1(a, [b]) {}",
+        "method2() {",
+        "  method1(b:1);",
+        "}");
+    assertErrors(libraryResult.getErrors(),
+        errEx(TypeErrorCode.EXPECTED_POSITIONAL_ARGUMENT, 4, 11, 3));
+  }
+
   private AnalyzeLibraryResult analyzeLibrary(String... lines) throws Exception {
     return analyzeLibrary(getName(), makeCode(lines));
   }