Update pubspecs and dependencies to get pkgbuild tests working.

third_party/pkg/angular/lib/perf/dev_tools_timeline.dart

Index: third_party/pkg/angular/lib/perf/dev_tools_timeline.dart
diff --git a/third_party/pkg/angular/lib/perf/dev_tools_timeline.dart b/third_party/pkg/angular/lib/perf/dev_tools_timeline.dart
deleted file mode 100644
index 3c046a207fe254651637449722947ebd74eb6e4b..0000000000000000000000000000000000000000
--- a/third_party/pkg/angular/lib/perf/dev_tools_timeline.dart
+++ /dev/null
@@ -1,21 +0,0 @@
-part of angular.perf;
-
-class DevToolsTimelineProfiler extends Profiler {
-  final dom.Console console = dom.window.console;
-  String prefix = '';
-
-  String startTimer(String name, [String extraData]) {
-    console.time('$prefix$name');
-    prefix = '$prefix  ';
-    return name;
-  }
-
-  void stopTimer(dynamic name) {
-    prefix = prefix.length > 0 ? prefix.substring(0, prefix.length - 2) : prefix;
-    console.timeEnd('$prefix$name');
-  }
-
-  void markTime(String name, [String extraData]) {
-    console.timeStamp('$prefix$name');
-  }
-}