RK3399 Android7.1去掉设置中的“开发者选项”

1，设置中不显示“开发者选项”

diff --git a/packages/apps/Settings/src/com/android/settings/SettingsActivity.java b/packages/apps/Settings/src/com/android/settings/SettingsActivity.java
index 7eccc9e..cd56695 100755
--- a/packages/apps/Settings/src/com/android/settings/SettingsActivity.java
+++ b/packages/apps/Settings/src/com/android/settings/SettingsActivity.java
@@ -1108,7 +1108,7 @@ public class SettingsActivity extends SettingsDrawerActivity
                 && !um.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);
         setTileEnabled(new ComponentName(packageName,
                         Settings.DevelopmentSettingsActivity.class.getName()),
-                showDev, isAdmin, pm);
+                showDev&&false, isAdmin, pm);
        if(!SystemProperties.get("ro.build.characteristics","null").equals("tablet")) {
            setTileEnabled(new ComponentName(packageName,
                            Settings.ScreenshotSettingsActivity.class.getName()),

2，连续点击“版本号”不打开开发者选项

--- a/packages/apps/Settings/src/com/android/settings/DeviceInfoSettings.java
+++ b/packages/apps/Settings/src/com/android/settings/DeviceInfoSettings.java
@@ -242,7 +242,7 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment implements In
                 return true;
             }
 
-            /*if (mDevHitCountdown > 0) {
+            if (mDevHitCountdown > 0) {
                 mDevHitCountdown--;
                 if (mDevHitCountdown == 0) {
                     getActivity().getSharedPreferences(DevelopmentSettings.PREF_FILE,
@@ -276,7 +276,7 @@ public class DeviceInfoSettings extends SettingsPreferenceFragment implements In
                 mDevHitToast = Toast.makeText(getActivity(), R.string.show_dev_already,
                         Toast.LENGTH_LONG);
                 mDevHitToast.show();
-            }*/
+            }
         } else if (preference.getKey().equals(KEY_SECURITY_PATCH)) {
             if (getPackageManager().queryIntentActivities(preference.getIntent(), 0).isEmpty()) {
                 // Don't send out the intent to stop crash