Revert "UsbTest uses UsbDebuggingActivityAlias"

This reverts commit 876d1f2419fdb69d3887136b236a4b2fd1b98250.

Reason for revert: This change requires further platform change. Thus it doesn't work well for the current release.

Change-Id: I692b7cd937f930f2d850e16b04bad77afaed942b
diff --git a/apps/CtsVerifier/res/values/strings.xml b/apps/CtsVerifier/res/values/strings.xml
index ba139f4..9cec751 100755
--- a/apps/CtsVerifier/res/values/strings.xml
+++ b/apps/CtsVerifier/res/values/strings.xml
@@ -965,7 +965,7 @@
     <string name="usb_tapjacking_test_instructions">
         1. Connect device via usb to computer.\n
         2. Click \"Show overlay\" button.  Settings may appear if the CTS Verifier app doesn\'t have display over apps permission.  Enable this permission and then click back to navigate back to the app.\n
-        3. Trigger USB debugging dialog (from computer terminal): \"adb shell am start -e fingerprints placeholder -e key placeholder com.android.systemui/.UsbDebuggingActivityAlias\"\n
+        3. Trigger USB debugging dialog (from computer terminal): \"adb shell am start -e fingerprints placeholder -e key placeholder com.android.systemui/.usb.UsbDebuggingActivity\"\n
         4. USB debugging dialog should appear with the overlay on top saying \"This message covers the USB debugging RSA prompt\" to appear.\n
         5. Try clicking OK. \n
         Test pass if you cannot click OK when the text quoted above is on top of the USB debugging dialog.  Toast should appear saying there is an overlay so Settings cannot verify your response. \n