Stop running pub get at gclient sync time and fix build bugs

mojo/public/dart/third_party/http_parser/test/case_insensitive_map_test.dart

Index: mojo/public/dart/third_party/http_parser/test/case_insensitive_map_test.dart
diff --git a/mojo/public/dart/third_party/http_parser/test/case_insensitive_map_test.dart b/mojo/public/dart/third_party/http_parser/test/case_insensitive_map_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..9bfa00a173d853e144c7746f69579c947453d716
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+++ b/mojo/public/dart/third_party/http_parser/test/case_insensitive_map_test.dart
@@ -0,0 +1,29 @@
+// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:http_parser/http_parser.dart';
+import 'package:test/test.dart';
+
+void main() {
+  test("provides case-insensitive access to the map", () {
+    var map = new CaseInsensitiveMap();
+    map["fOo"] = "bAr";
+    expect(map, containsPair("FoO", "bAr"));
+
+    map["foo"] = "baz";
+    expect(map, containsPair("FOO", "baz"));
+  });
+
+  test("stores the original key cases", () {
+    var map = new CaseInsensitiveMap();
+    map["fOo"] = "bAr";
+    expect(map, equals({"fOo": "bAr"}));
+  });
+
+  test(".from() converts an existing map", () {
+    var map = new CaseInsensitiveMap.from({"fOo": "bAr"});
+    expect(map, containsPair("FoO", "bAr"));
+    expect(map, equals({"fOo": "bAr"}));
+  });
+}