From 3256e1e744600c5baea35fc36e12bab871916637 Mon Sep 17 00:00:00 2001
From: Fedor Kudasov <kudasov@google.com>
Date: Mon, 15 Nov 2021 17:03:41 +0000
Subject: [PATCH] Add some more @Nullable annotations

Bug: 205828770
Test: m LauncherGoResLib
Change-Id: I6d2f269c4ec5f6cdee31ad68545c2720fbf1d8fc
(cherry picked from commit 9385170c1b3b295c8d087cbc1de761f25aadc1ba)
---
 quickstep/src/com/android/quickstep/views/GroupedTaskView.java | 2 +-
 quickstep/src/com/android/quickstep/views/RecentsView.java     | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
index 30b55a896f..df99d27376 100644
--- a/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
+++ b/quickstep/src/com/android/quickstep/views/GroupedTaskView.java
@@ -74,7 +74,7 @@ public class GroupedTaskView extends TaskView {
     }
 
     public void bind(Task primary, Task secondary, RecentsOrientedState orientedState,
-            StagedSplitBounds splitBoundsConfig) {
+            @Nullable StagedSplitBounds splitBoundsConfig) {
         super.bind(primary, orientedState);
         mSecondaryTask = secondary;
         mTaskIdContainer[1] = secondary.key.id;
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 0188962da9..7efe8799b5 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -838,6 +838,7 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
      * Update the thumbnail of the task.
      * @param refreshNow Refresh immediately if it's true.
      */
+    @Nullable
     public TaskView updateThumbnail(int taskId, ThumbnailData thumbnailData, boolean refreshNow) {
         TaskView taskView = getTaskViewByTaskId(taskId);
         if (taskView != null) {
@@ -1043,6 +1044,7 @@ public abstract class RecentsView<ACTIVITY_TYPE extends StatefulActivity<STATE_T
         return getLastGridTaskView(getTopRowIdArray(), getBottomRowIdArray());
     }
 
+    @Nullable
     private TaskView getLastGridTaskView(IntArray topRowIdArray, IntArray bottomRowIdArray) {
         if (topRowIdArray.isEmpty() && bottomRowIdArray.isEmpty()) {
             return null;