Update Security & screen lock preference

- change password category title to Privacy and move Location into it.
- remove Advanced security preference category
- remove SIM card preference category and move the SIM card lock
  preferece down.
- move Encryption and Credential settings to a separate screen.

Bug: 34976707
Test: make RunSettingsRoboTests
Change-Id: Iebaba4a8aad135fa88f163de0b60b488fd9510d0

src/com/android/settings/location/LocationPreferenceController.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.settings.location;
+
+import android.content.Context;
+import android.provider.Settings.Secure;
+import android.support.v7.preference.Preference;
+import android.support.v7.preference.PreferenceScreen;
+import com.android.settings.R;
+import com.android.settings.core.PreferenceController;
+
+public class LocationPreferenceController extends PreferenceController {
+
+    private static final String KEY_LOCATION = "location";
+    private Preference mPreference;
+
+    public LocationPreferenceController(Context context) {
+        super(context);
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mPreference = screen.findPreference(KEY_LOCATION);
+    }
+
+    @Override
+    public void updateState(Preference preference) {
+        preference.setSummary(getLocationSummary(mContext));
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return KEY_LOCATION;
+    }
+
+    @Override
+    public boolean isAvailable() {
+        return true;
+    }
+
+    public void updateSummary() {
+        updateState(mPreference);
+    }
+
+    public static String getLocationSummary(Context context) {
+        int mode = Secure.getInt(context.getContentResolver(),
+            Secure.LOCATION_MODE, Secure.LOCATION_MODE_OFF);
+        if (mode != Secure.LOCATION_MODE_OFF) {
+            return context.getString(R.string.location_on_summary,
+                context.getString(getLocationString(mode)));
+        }
+        return context.getString(R.string.location_off_summary);
+    }
+
+    public static int getLocationString(int mode) {
+        switch (mode) {
+            case Secure.LOCATION_MODE_OFF:
+                return R.string.location_mode_location_off_title;
+            case Secure.LOCATION_MODE_SENSORS_ONLY:
+                return R.string.location_mode_sensors_only_title;
+            case Secure.LOCATION_MODE_BATTERY_SAVING:
+                return R.string.location_mode_battery_saving_title;
+            case Secure.LOCATION_MODE_HIGH_ACCURACY:
+                return R.string.location_mode_high_accuracy_title;
+        }
+        return 0;
+    }
+
+}