Convert generic method errors to hints

pkg/analyzer/lib/src/generated/element_resolver.dart

Index: pkg/analyzer/lib/src/generated/element_resolver.dart
diff --git a/pkg/analyzer/lib/src/generated/element_resolver.dart b/pkg/analyzer/lib/src/generated/element_resolver.dart
index d3fdd99d07a9d983d8c66d7b174d6216dc5c9f12..096325682fe2fa791e4b06062f5c5cd2effa8a77 100644
--- a/pkg/analyzer/lib/src/generated/element_resolver.dart
+++ b/pkg/analyzer/lib/src/generated/element_resolver.dart
@@ -1578,7 +1578,7 @@ class ElementResolver extends SimpleAstVisitor<Object> {
       NodeList<TypeName> arguments = typeArguments?.arguments;
       if (arguments != null && arguments.length != parameters.length) {
         _resolver.errorReporter.reportErrorForNode(
-            StaticTypeWarningCode.WRONG_NUMBER_OF_TYPE_ARGUMENTS,
+            HintCode.WRONG_NUMBER_OF_TYPE_ARGUMENTS_METHOD,

[Jennifer Messerly, 2016/11/08 01:21:57]

This needs to be an error in strong mode.

[Jennifer Messerly, 2016/11/08 01:22:30]

(and by an error, I mean StaticTypeWarningCode because that is treated as a
strong mode error)

[Brian Wilkerson, 2016/11/08 15:39:06]

Done

             node,
             [invokeType, parameters.length, arguments?.length ?? 0]);