Update all Angular libs (run update_all.sh).

third_party/pkg/angular/scripts/karma_run.sh

Index: third_party/pkg/angular/scripts/karma_run.sh
diff --git a/third_party/pkg/angular/scripts/karma_run.sh b/third_party/pkg/angular/scripts/karma_run.sh
new file mode 100755
index 0000000000000000000000000000000000000000..bfe220c601ff8461868877c85aa09898396003eb
--- /dev/null
+++ b/third_party/pkg/angular/scripts/karma_run.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+. $(dirname $0)/env.sh
+
+# Check for node
+if [ -z "$(which node)" ]; then
+  echo "node.js does not appear to be on the path."
+  echo "You can obtain it from http://nodejs.org"
+  exit 1;
+fi
+
+# Check for karma
+KARMA_PATH="$NGDART_BASE_DIR/node_modules/karma/bin/karma"
+if [ ! -e "$KARMA_PATH" ]; then
+  echo "karma does not appear to be installed. Installing:"
+  cd $NGDART_BASE_DIR
+  npm install
+fi
+
+$DARTANALYZER $NGDART_BASE_DIR/lib/angular.dart && node $KARMA_PATH run --port=8765