Revert "Make getInstalledDialerApplications() require an InCallService."

This reverts commit b73ec01a17bd26e3f403b09aa77f41edc7feec67.

Reason for revert: Dialer actually don't require an InCallService.

Bug: 124238689
Change-Id: Idba1af59ad39da87cf3c77c9c5e31843ce2d78d1
diff --git a/telecomm/java/android/telecom/DefaultDialerManager.java b/telecomm/java/android/telecom/DefaultDialerManager.java
index ef78ea5..b2fa5d4 100644
--- a/telecomm/java/android/telecom/DefaultDialerManager.java
+++ b/telecomm/java/android/telecom/DefaultDialerManager.java
@@ -22,7 +22,6 @@
 import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-import android.content.pm.ServiceInfo;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Binder;
@@ -163,9 +162,7 @@
 
         final Intent dialIntentWithTelScheme = new Intent(Intent.ACTION_DIAL);
         dialIntentWithTelScheme.setData(Uri.fromParts(PhoneAccount.SCHEME_TEL, "", null));
-        packageNames = filterByIntent(context, packageNames, dialIntentWithTelScheme, userId);
-        packageNames = requireInCallService(packageNames, userId, context);
-        return packageNames;
+        return filterByIntent(context, packageNames, dialIntentWithTelScheme, userId);
     }
 
     public static List<String> getInstalledDialerApplications(Context context) {
@@ -223,35 +220,6 @@
         return result;
     }
 
-    private static List<String> requireInCallService(List<String> packageNames, int userId,
-            Context context) {
-        if (packageNames == null || packageNames.isEmpty()) {
-            return new ArrayList<>();
-        }
-
-        final Intent intent = new Intent(InCallService.SERVICE_INTERFACE);
-        final List<ResolveInfo> resolveInfoList = context.getPackageManager()
-                .queryIntentServicesAsUser(intent, PackageManager.GET_META_DATA, userId);
-        final List<String> result = new ArrayList<>();
-        final int length = resolveInfoList.size();
-        for (int i = 0; i < length; i++) {
-            final ServiceInfo info = resolveInfoList.get(i).serviceInfo;
-            if (info == null || info.metaData == null) {
-                continue;
-            }
-            if (!info.metaData.getBoolean(TelecomManager.METADATA_IN_CALL_SERVICE_UI)) {
-                continue;
-            }
-            if (info.metaData.getBoolean(TelecomManager.METADATA_IN_CALL_SERVICE_CAR_MODE_UI)) {
-                continue;
-            }
-            if (packageNames.contains(info.packageName) && !result.contains(info.packageName)) {
-                result.add(info.packageName);
-            }
-        }
-
-        return result;
-    }
 
     private static TelecomManager getTelecomManager(Context context) {
         return (TelecomManager) context.getSystemService(Context.TELECOM_SERVICE);