Catch IllegalArgumentException when call AppTask#getTaskInfo

When we call AppTask#getTaskInfo may get IllegalArgumentException,
we can use AndroidTaskUtils#getTaskInfoFromTask to handle it.

Bug: 1126525
Change-Id: I5bf9b2cf02b6c3afc3854a8e249c30ba8c6f3928
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2405745Reviewed-by: Theresa  <twellington@chromium.org>
Commit-Queue: Gang Wu <gangwu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#806191}

chrome/android/java/src/org/chromium/chrome/browser/multiwindow/MultiWindowUtils.java

@@ -29,6 +29,7 @@ import org.chromium.chrome.browser.ChromeTabbedActivity;
 import org.chromium.chrome.browser.ChromeTabbedActivity2;
 import org.chromium.chrome.browser.IntentHandler;
 import org.chromium.chrome.browser.flags.ChromeFeatureList;
+import org.chromium.chrome.browser.util.AndroidTaskUtils;
 import org.chromium.ui.display.DisplayAndroidManager;
 
 import java.lang.ref.WeakReference;
@@ -204,10 +205,11 @@ public class MultiWindowUtils implements ActivityStateListener {
     public static String getActivityNameFromTask(AppTask task) {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) return "";
 
-        if (task.getTaskInfo() == null || task.getTaskInfo().baseActivity == null) return "";
+        ActivityManager.RecentTaskInfo taskInfo = AndroidTaskUtils.getTaskInfoFromTask(task);
+        if (taskInfo == null || taskInfo.baseActivity == null) return "";
 
-        String baseActivity = task.getTaskInfo().baseActivity.getClassName();
-        // Contrary to the documentation task.getTaskInfo().baseActivity for the .LauncherMain
+        String baseActivity = taskInfo.baseActivity.getClassName();
+        // Contrary to the documentation taskInfo.baseActivity for the .LauncherMain
         // activity alias is the alias itself, and not the implementation. Filed b/66729258;
         // for now translate the alias manually.
         if (TextUtils.equals(baseActivity, ChromeTabbedActivity.MAIN_LAUNCHER_ACTIVITY_NAME)) {