Merge "Add a new flag for desktop mode proto 2" into tm-qpr-dev am: 17068514ad

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20557240

Change-Id: I737c10ad7ab0850d505ecc68c0c9c4edd199cd18
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

packages/SystemUI/src/com/android/systemui/flags/Flags.kt

@@ -348,6 +348,12 @@ object Flags {
     // TODO(b/256873975): Tracking Bug
     @JvmField @Keep val WM_BUBBLE_BAR = unreleasedFlag(1111, "wm_bubble_bar")
 
+    // TODO(b/260271148): Tracking bug
+    @Keep
+    @JvmField
+    val WM_DESKTOP_WINDOWING_2 =
+        sysPropBooleanFlag(1112, "persist.wm.debug.desktop_mode_2", default = false)
+
     // 1200 - predictive back
     @Keep
     @JvmField