Revert "Implements support for ignoring method type arguments in resolution."

pkg/compiler/lib/src/resolution/typedefs.dart

Index: pkg/compiler/lib/src/resolution/typedefs.dart
diff --git a/pkg/compiler/lib/src/resolution/typedefs.dart b/pkg/compiler/lib/src/resolution/typedefs.dart
index cee72df5c7f297ebe16da6290cdad19a0ccac04f..ed6f741a9bab98de1161658db18681c15fdbc709 100644
--- a/pkg/compiler/lib/src/resolution/typedefs.dart
+++ b/pkg/compiler/lib/src/resolution/typedefs.dart
@@ -31,13 +31,7 @@ class TypedefResolverVisitor extends TypeDefinitionVisitor {
     resolveTypeVariableBounds(node.typeParameters);
 
     FunctionSignature signature = SignatureResolver.analyze(
-        compiler,
-        scope,
-        null /* typeVariables */,
-        node.formals,
-        node.returnType,
-        element,
-        registry,
+        compiler, node.formals, node.returnType, element, registry,
         defaultValuesError: MessageKind.TYPEDEF_FORMAL_WITH_DEFAULT);
     element.functionSignature = signature;