Revert "Add support for the new function-type syntax."

pkg/compiler/lib/src/elements/modelx.dart

Index: pkg/compiler/lib/src/elements/modelx.dart
diff --git a/pkg/compiler/lib/src/elements/modelx.dart b/pkg/compiler/lib/src/elements/modelx.dart
index bf589e1cbac3e78485af13acaca9a847c56183ee..88eee679ebb33ca6c150cf70d7869bad493f2805 100644
--- a/pkg/compiler/lib/src/elements/modelx.dart
+++ b/pkg/compiler/lib/src/elements/modelx.dart
@@ -1334,7 +1334,7 @@ class TypedefElementX extends ElementX
   ResolutionTypedefType computeType(Resolution resolution) {
     if (thisTypeCache != null) return thisTypeCache;
     Typedef node = parseNode(resolution.parsingContext);
-    setThisAndRawTypes(createTypeVariables(node.templateParameters));
+    setThisAndRawTypes(createTypeVariables(node.typeParameters));
     ensureResolved(resolution);
     return thisTypeCache;
   }
@@ -1732,15 +1732,6 @@ class FormalElementX extends ElementX
       : this.identifier = identifier,
         super(identifier.source, elementKind, enclosingElement);
 
-  FormalElementX.unnamed(ElementKind elementKind,
-      FunctionTypedElement enclosingElement,
-      this.definitions)
-      : this.identifier = null,
-        super("<unnamed>", elementKind, enclosingElement);
-
-  /// Whether this is an unnamed parameter in a Function type.
-  bool get isUnnamed => identifier == null;
-
   FunctionTypedElement get functionDeclaration => enclosingElement;
 
   Modifiers get modifiers => definitions.modifiers;