Add LauncherCallbacks for requesting permissions on MNC

Change-Id: Ia8f704590e03e16db04c2f7acee1e79ce7334749

src/com/android/launcher3/Launcher.java

@@ -883,6 +883,15 @@ public class Launcher extends Activity
         }
     }
 
+    /** @Override for MNC */
+    protected void onRequestPermissionsResult(int requestCode, String[] permissions,
+            int[] grantResults) {
+        if (mLauncherCallbacks != null) {
+            mLauncherCallbacks.onRequestPermissionsResult(requestCode, permissions,
+                    grantResults);
+        }
+    }
+
     private PendingAddArguments preparePendingAddArgs(int requestCode, Intent data, int
             appWidgetId, ItemInfo info) {
         PendingAddArguments args = new PendingAddArguments();

src/com/android/launcher3/LauncherCallbacks.java

@@ -37,6 +37,8 @@ public interface LauncherCallbacks {
     public void onPostCreate(Bundle savedInstanceState);
     public void onNewIntent(Intent intent);
     public void onActivityResult(int requestCode, int resultCode, Intent data);
+    public void onRequestPermissionsResult(int requestCode, String[] permissions,
+            int[] grantResults);
     public void onWindowFocusChanged(boolean hasFocus);
     public boolean onPrepareOptionsMenu(Menu menu);
     public void dump(String prefix, FileDescriptor fd, PrintWriter w, String[] args);

src/com/android/launcher3/LauncherExtension.java

@@ -81,6 +81,11 @@ public class LauncherExtension extends Launcher {
         public void onActivityResult(int requestCode, int resultCode, Intent data) {
         }
 
+        @Override
+        public void onRequestPermissionsResult(int requestCode, String[] permissions,
+                int[] grantResults) {
+        }
+
         @Override
         public void onWindowFocusChanged(boolean hasFocus) {
         }