Handle backwards compatible permission lookup and requests (1/3).

requestPermissions is not available to the Fragments class and
checkSelfPermission is not available to the Context class in API < 23.
Use other backwards compatible methods to implement the behavior.

Bug: 25776171
Change-Id: I6cb221236f28b319f618d2cf32a9f503a6f4e6e0

1 files changed, 5 insertions, 2 deletions

diff --git a/src/com/android/dialer/list/RegularSearchFragment.java b/src/com/android/dialer/list/RegularSearchFragment.java
index 30b01c091..d067b65b1 100644
--- a/src/com/android/dialer/list/RegularSearchFragment.java
+++ b/src/com/android/dialer/list/RegularSearchFragment.java
@@ -19,6 +19,7 @@ import static android.Manifest.permission.READ_CONTACTS;
 
 import android.app.Activity;
 import android.content.pm.PackageManager;
+import android.support.v13.app.FragmentCompat;
 import android.view.LayoutInflater;
 import android.view.ViewGroup;
 
@@ -37,7 +38,8 @@ import com.android.dialer.widget.EmptyContentView;
 import com.android.dialer.widget.EmptyContentView.OnEmptyViewActionButtonClickedListener;
 
 public class RegularSearchFragment extends SearchFragment
-        implements OnEmptyViewActionButtonClickedListener {
+        implements OnEmptyViewActionButtonClickedListener,
+        FragmentCompat.OnRequestPermissionsResultCallback {
 
     public static final int PERMISSION_REQUEST_CODE = 1;
 
@@ -123,7 +125,8 @@ public class RegularSearchFragment extends SearchFragment
         }
 
         if (READ_CONTACTS.equals(mPermissionToRequest)) {
-            requestPermissions(new String[] {mPermissionToRequest}, PERMISSION_REQUEST_CODE);
+          FragmentCompat.requestPermissions(this, new String[] {mPermissionToRequest},
+              PERMISSION_REQUEST_CODE);
         }
     }