Fix issues that broke editing on browsers without Shadow DOM support.

dart/tests/try/firefox.applescript

Index: dart/tests/try/firefox.applescript
diff --git a/dart/tests/try/firefox.applescript b/dart/tests/try/firefox.applescript
new file mode 100644
index 0000000000000000000000000000000000000000..a7f674c4197b967c9d6e1d9c601ded98a2a3865f
--- /dev/null
+++ b/dart/tests/try/firefox.applescript
@@ -0,0 +1,57 @@
+-- Copyright (c) 2014, 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.
+
+tell application "Firefox 29" to activate
+
+delay 3.0
+
+tell application "System Events"
+        keystroke "n" using command down
+
+        delay 1.0
+
+        keystroke "l" using command down
+
+        keystroke "http://localhost:8080/"
+        -- Simulate Enter key.
+        key code 36
+
+        delay 10.0
+
+        keystroke "l" using command down
+        -- Simulate Tab key.
+        key code 48
+        key code 48
+        key code 48
+        key code 48
+
+        -- Simulate End key.
+        key code 119
+
+        -- Simulate Home key.
+        key code 115
+
+        -- Simulate Tab key.
+        key code 48
+
+        -- Simulate Cmd-Up.
+        key code 126 using command down
+
+        -- Simulate Down.
+        key code 125
+        key code 125
+        key code 125
+        key code 125
+        key code 125
+
+        -- Simulate Cmd-Right.
+        key code 124 using command down
+
+        -- Simulate Delete
+        key code 51
+
+        -- Simulate Cmd-Down.
+        -- key code 125 using command down
+
+end tell