Add AstBuilder support for TypeArguments.

pkg/analyzer/test/generated/parser_fasta_test.dart

Index: pkg/analyzer/test/generated/parser_fasta_test.dart
diff --git a/pkg/analyzer/test/generated/parser_fasta_test.dart b/pkg/analyzer/test/generated/parser_fasta_test.dart
index 101c294f8167ceed355340b48bc7aaacb42c2f74..37481a76ea27c56a0e115ca5dddaea2afd159696 100644
--- a/pkg/analyzer/test/generated/parser_fasta_test.dart
+++ b/pkg/analyzer/test/generated/parser_fasta_test.dart
@@ -464,7 +464,7 @@ class FormalParameterParserTest_Fasta extends FastaParserTestCase
   @override
   @failingTest
   void test_parseFormalParameter_covariant_type_normal() {
-    // TODO(scheglov): Unhandled event: TypeArguments
+    // TODO(paulberry): Covariant keyword is not yet supported.
     super.test_parseFormalParameter_covariant_type_normal();
   }
 
@@ -986,7 +986,7 @@ class TopLevelParserTest_Fasta extends FastaParserTestCase
   @override
   @failingTest
   void test_parseCompilationUnit_exportAsPrefix_parameterized() {
-    // TODO(paulberry): Unhandled event: TypeArguments
+    // TODO(paulberry): As of commit 5de9108 this syntax is invalid.

[ahe, 2017/02/23 16:23:48]

FWIW, I believe that it is important that we're actually lenient in these cases.
That's the best strategy for error recovery.

     super.test_parseCompilationUnit_exportAsPrefix_parameterized();
   }
 
@@ -1028,13 +1028,6 @@ class TopLevelParserTest_Fasta extends FastaParserTestCase
         .test_parseCompilationUnitMember_function_generic_noReturnType_annotated();
   }
 
-  @override
-  @failingTest
-  void test_parseCompilationUnitMember_typeAlias_generic() {
-    // TODO(paulberry): Unhandled event: TypeArguments
-    super.test_parseCompilationUnitMember_typeAlias_generic();
-  }
-
   void test_parseCompilationUnitMember_typedef() {
     // TODO(paulberry): Unhandled event: FunctionTypeAlias
     super.test_parseCompilationUnitMember_typedef();
@@ -1127,13 +1120,6 @@ class TopLevelParserTest_Fasta extends FastaParserTestCase
 
   @override
   @failingTest
-  void test_parseTypeAlias_function_parameterizedReturnType() {
-    // TODO(paulberry): Unhandled event: TypeArguments
-    super.test_parseTypeAlias_function_parameterizedReturnType();
-  }
-
-  @override
-  @failingTest
   void test_parseTypeAlias_genericFunction_noParameters() {
     super.test_parseTypeAlias_genericFunction_noParameters();
   }