chore: remove obsolete dart related files

scripts/ci/build_router.sh

@@ -1,11 +0,0 @@
-#!/bin/bash
-set -ex
-
-echo =============================================================================
-# go to project dir
-SCRIPT_DIR=$(dirname $0)
-# this is needed because we're running JS tests in Dartium too
-source $SCRIPT_DIR/env_dart.sh
-cd $SCRIPT_DIR/../..
-
-./node_modules/.bin/gulp buildRouter.dev

scripts/ci/test_perf.sh

@@ -1,35 +0,0 @@
-#!/bin/bash
-set -ex
-
-echo =============================================================================
-# go to project dir
-SCRIPT_DIR=$(dirname $0)
-source $SCRIPT_DIR/env_dart.sh
-cd $SCRIPT_DIR/../..
-
-./node_modules/.bin/webdriver-manager update
-
-function killServer () {
-  kill $serverPid
-}
-
-# Serving pre-compiled dart JS takes an extra 15m.
-# So we do this only for post-commit testing.
-# Pull requests test with Dartium and pub serve
-# TODO(jeffbcross): restore conditional dart2js/pubserve #4316
-#if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then
-  ./node_modules/.bin/gulp build/pubbuild.dart
-  ./node_modules/.bin/gulp serve.js.prod serve.js.dart2js&
-  serverPid=$!
-#else
-#  ./node_modules/.bin/gulp serve.js.prod serve.dart&
-#  serverPid=$!
-#fi
-
-trap killServer EXIT
-
-# wait for server to come up!
-sleep 10
-
-./node_modules/.bin/protractor protractor-js.conf.js --browsers=$PERF_BROWSERS --benchmark
-./node_modules/.bin/protractor protractor-dart2js.conf.js --browsers=$PERF_BROWSERS --benchmark

scripts/ci/test_router.sh

@@ -1,10 +0,0 @@
-#!/bin/bash
-set -ex
-
-echo =============================================================================
-# go to project dir
-SCRIPT_DIR=$(dirname $0)
-source $SCRIPT_DIR/env_dart.sh
-cd $SCRIPT_DIR/../..
-
-./node_modules/.bin/gulp test.unit.router/ci --browsers=${KARMA_JS_BROWSERS:-Chrome}