Emit compile time error on static non-members.

sdk/lib/_internal/compiler/implementation/resolution/members.dart

Index: sdk/lib/_internal/compiler/implementation/resolution/members.dart
diff --git a/sdk/lib/_internal/compiler/implementation/resolution/members.dart b/sdk/lib/_internal/compiler/implementation/resolution/members.dart
index ed986ed2d190767c86265e5430907b22e3824358..5985ca83ee78b8e2008806658c3472aaacd6f20b 100644
--- a/sdk/lib/_internal/compiler/implementation/resolution/members.dart
+++ b/sdk/lib/_internal/compiler/implementation/resolution/members.dart
@@ -1821,8 +1821,13 @@ class ResolverVisitor extends CommonResolverVisitor<Element> {
   }
 
   void setupFunction(FunctionExpression node, FunctionElement function) {
-    scope = new MethodScope(scope, function);
+    Element enclosingElement = function.enclosingElement;
+    if (node.modifiers.isStatic() &&
+        enclosingElement.kind != ElementKind.CLASS) {
+      compiler.reportErrorCode(node, MessageKind.ILLEGAL_STATIC);
+    }
 
+    scope = new MethodScope(scope, function);
     // Put the parameters in scope.
     FunctionSignature functionParameters =
         function.computeSignature(compiler);