Revert "Support GNSS configuration overlay from resource"

This reverts commit 03c1749f.

Reason for revert: Merge conflict issue b/318844540

Test: on device

Change-Id: I30a8c840cec87dd55023a47a6e19d8e76852c0be

location/java/android/location/flags/gnss.aconfig

@@ -35,13 +35,6 @@ flag {
     bug: "314328533"
 }
 
-flag {
-    name: "gnss_configuration_from_resource"
-    namespace: "location"
-    description: "Flag for GNSS configuration from resource"
-    bug: "317734846"
-}
-
 flag {
     name: "replace_future_elapsed_realtime_jni"
     namespace: "location"

services/core/java/com/android/server/location/gnss/GnssConfiguration.java

@@ -17,7 +17,6 @@
 package com.android.server.location.gnss;
 
 import android.content.Context;
-import android.location.flags.Flags;
 import android.os.PersistableBundle;
 import android.os.SystemProperties;
 import android.telephony.CarrierConfigManager;
@@ -37,7 +36,6 @@ import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
-import java.util.Locale;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Properties;
@@ -277,11 +275,6 @@ public class GnssConfiguration {
         }
         loadPropertiesFromCarrierConfig(inEmergency, activeSubId);
 
-        if (Flags.gnssConfigurationFromResource()) {
-            // Overlay carrier properties from resources.
-            loadPropertiesFromResource(mContext, mProperties);
-        }
-
         if (isSimAbsent(mContext)) {
             // Use the default SIM's LPP profile when SIM is absent.
             String lpp_prof = SystemProperties.get(LPP_PROFILE);
@@ -389,7 +382,7 @@ public class GnssConfiguration {
             if (configKey.startsWith(CarrierConfigManager.Gps.KEY_PREFIX)) {
                 String key = configKey
                         .substring(CarrierConfigManager.Gps.KEY_PREFIX.length())
-                        .toUpperCase(Locale.ROOT);
+                        .toUpperCase();
                 Object value = configs.get(configKey);
                 if (DEBUG) Log.d(TAG, "Gps config: " + key + " = " + value);
                 if (value instanceof String) {
@@ -417,24 +410,6 @@ public class GnssConfiguration {
         }
     }
 
-    private void loadPropertiesFromResource(Context context,
-            Properties properties) {
-        String[] configValues = context.getResources().getStringArray(
-                com.android.internal.R.array.config_gnssParameters);
-        for (String item : configValues) {
-            if (DEBUG) Log.d(TAG, "GnssParamsResource: " + item);
-            // We need to support "KEY =", but not "=VALUE".
-            int index = item.indexOf("=");
-            if (index > 0 && index + 1 < item.length()) {
-                String key = item.substring(0, index);
-                String value = item.substring(index + 1);
-                properties.setProperty(key.trim().toUpperCase(Locale.ROOT), value);
-            } else {
-                Log.w(TAG, "malformed contents: " + item);
-            }
-        }
-    }
-
     private int getRangeCheckedConfigEsExtensionSec() {
         int emergencyExtensionSeconds = getIntConfig(CONFIG_ES_EXTENSION_SEC, 0);
         if (emergencyExtensionSeconds > MAX_EMERGENCY_MODE_EXTENSION_SECONDS) {