Revert "Adding SecureTouchListener to DeviceAdminAdd"

This reverts commit c1f10cb9c6.

Bug: 35056974,
     38306660
Change-Id: I42b8e60f05f57aad1d8851268a6b40dd295d219b

res/values/strings.xml

@@ -4302,11 +4302,6 @@
          can't verify user consent. [CHAR LIMIT=NONE] -->
     <string name="touch_filtered_warning">Because an app is obscuring a permission request, Settings
         can’t verify your response.</string>
-    <!-- Warning shown when user input has been blocked due to another app overlaying screen
-         content. Since we don't know what the app is showing on top of the input target, we
-         can't verify user consent. [CHAR LIMIT=NONE] -->
-    <string name="window_obscured_warning">Because another app is displaying on top of these options,
-        Settings can\u2019t respond to your action.</string>
     <!-- Warning that the device data will not be encrypted with password or PIN if
         enabling an accessibility service and there is a secure lock setup. [CHAR LIMIT=NONE] -->
     <string name="enable_service_encryption_warning">If you turn on <xliff:g id="service"

src/com/android/settings/DeviceAdminAdd.java

@@ -65,8 +65,6 @@ import com.android.settings.R;
 import com.android.settings.users.UserDialogs;
 import com.android.settingslib.RestrictedLockUtils;
 import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
-import com.android.settingslib.SecureTouchListener;
-
 import org.xmlpull.v1.XmlPullParserException;
 
 import java.io.IOException;
@@ -352,8 +350,6 @@ public class DeviceAdminAdd extends Activity {
 
         final View restrictedAction = findViewById(R.id.restricted_action);
         restrictedAction.setFilterTouchesWhenObscured(true);
-        restrictedAction.setOnTouchListener(
-                new SecureTouchListener(getString(R.string.window_obscured_warning)));
         restrictedAction.setOnClickListener(new View.OnClickListener() {
             public void onClick(View v) {
                 if (mAdding) {