Removed chrome ui tests and its dependencies from the factory image

mod_image_for_test.sh

Index: mod_image_for_test.sh
diff --git a/mod_image_for_test.sh b/mod_image_for_test.sh
index 8ab9053ee902712065bd4219877745dc1f4ddf9f..52712822b77aaf34abceec187df94ba950e38e6c 100755
--- a/mod_image_for_test.sh
+++ b/mod_image_for_test.sh
@@ -147,6 +147,9 @@ install_autotest() {
     sudo rm -rf /tmp/autotest/site_tests/graphics_O3DSelenium
     sudo rm -rf /tmp/autotest/realtimecomm_GTalk*
     sudo rm -rf /tmp/autotest/site_tests/platform_StackProtector
+    sudo rm -rf /tmp/autotest/deps/chrome_test
+    sudo rm -rf /tmp/autotest/site_tests/desktopui_BrowserTest
+    sudo rm -rf /tmp/autotest/site_tests/desktopui_UITest
 
     sudo cp -fpru /tmp/autotest/* \
       "${stateful_root}/${autotest_client}"