Upgrade metrics_center to write into GCS buckets

Author: liyuqian

testing/benchmark/bin/parse_and_send.dart

@@ -41,15 +41,18 @@ Future<FlutterDestination> connectFlutterDestination() async {
   const String kTokenPath = 'TOKEN_PATH';
   const String kGcpProject = 'GCP_PROJECT';
   final Map<String, String> env = Platform.environment;
+  final bool isTesting = env[kGcpProject] == 'flutter-test-262600';
   if (env.containsKey(kTokenPath) && env.containsKey(kGcpProject)) {
     return FlutterDestination.makeFromAccessToken(
       File(env[kTokenPath]).readAsStringSync(),
       env[kGcpProject],
+      isTesting: isTesting,
     );
   }
   return await FlutterDestination.makeFromCredentialsJson(
     jsonDecode(Platform.environment['BENCHMARK_GCP_CREDENTIALS'])
         as Map<String, dynamic>,
+    isTesting: isTesting,
   );
 }
 

testing/benchmark/pubspec.yaml

@@ -3,7 +3,7 @@ name: flutter_engine_benchmark
 dependencies:
   git: any
 
-  metrics_center: 0.0.4
+  metrics_center: 0.0.8
 
 dev_dependencies:
   test: any