Refactor:Extract set up RecyclerView method for media picker fragment

Author: Hoossayn

WordPress/src/main/java/org/wordpress/android/ui/mediapicker/MediaPickerFragment.kt

@@ -235,10 +235,7 @@ class MediaPickerFragment : Fragment() {
             layoutManager.onRestoreInstanceState(it)
         }
         with(MediaPickerFragmentBinding.bind(view)) {
-            binding = this
-            recycler.layoutManager = layoutManager
-            recycler.setEmptyView(actionableEmptyView)
-            recycler.setHasFixedSize(true)
+            setUpRecyclerView(layoutManager)
 
             val swipeToRefreshHelper = WPSwipeToRefreshHelper.buildSwipeToRefreshHelper(pullToRefresh) {
                 viewModel.onPullToRefresh()
@@ -317,6 +314,15 @@ class MediaPickerFragment : Fragment() {
         }
     }
 
+    private fun MediaPickerFragmentBinding.setUpRecyclerView(
+        layoutManager: GridLayoutManager
+    ) {
+        binding = this
+        recycler.layoutManager = layoutManager
+        recycler.setEmptyView(actionableEmptyView)
+        recycler.setHasFixedSize(true)
+    }
+
     override fun onDestroyView() {
         super.onDestroyView()
         binding = null