Remove enabled flag remove_starting_window_wait_for_multi_transitions

It is enabled since 25Q1 release.

Bug: 362347290
Flag: EXEMPT removing com.android.window.flags.remove_starting_window_wait_for_multi_transitions
Test: presubmit
Change-Id: Ic346668f3c9840b49633d369e39d7964f1af1cd5

3 files changed, 2 insertions, 44 deletions

diff --git a/core/java/android/window/flags/windowing_frontend.aconfig b/core/java/android/window/flags/windowing_frontend.aconfig
index 9d11d149b0ed..07e1b2c29197 100644
--- a/core/java/android/window/flags/windowing_frontend.aconfig
+++ b/core/java/android/window/flags/windowing_frontend.aconfig
@@ -303,17 +303,6 @@ flag {
 }
 
 flag {
-  name: "remove_starting_window_wait_for_multi_transitions"
-  namespace: "windowing_frontend"
-  description: "Avoid remove starting window too early when playing multiple transitions"
-  bug: "362347290"
-  is_fixed_read_only: true
-  metadata {
-    purpose: PURPOSE_BUGFIX
-  }
-}
-
-flag {
   name: "ensure_keyguard_does_transition_starting"
   namespace: "windowing_frontend"
   description: "Ensure that keyguard is the one starting transitions, instead of delegating to Core"
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index 83b273c04648..131001cd3b56 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -2664,11 +2664,7 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A
         }
         // Only do transfer after transaction has done when starting window exist.
         if (mStartingData != null) {
-            final boolean isWaitingForSyncTransactionCommit =
-                    Flags.removeStartingWindowWaitForMultiTransitions()
-                            ? getSyncTransactionCommitCallbackDepth() > 0
-                            : mStartingData.mWaitForSyncTransactionCommit;
-            if (isWaitingForSyncTransactionCommit) {
+            if (getSyncTransactionCommitCallbackDepth() > 0) {
                 mStartingData.mRemoveAfterTransaction = AFTER_TRANSACTION_COPY_TO_CLIENT;
                 return true;
             }
@@ -2831,21 +2827,12 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A
     }
 
     @Override
-    void waitForSyncTransactionCommit(ArraySet<WindowContainer> wcAwaitingCommit) {
-        super.waitForSyncTransactionCommit(wcAwaitingCommit);
-        if (mStartingData != null) {
-            mStartingData.mWaitForSyncTransactionCommit = true;
-        }
-    }
-
-    @Override
     void onSyncTransactionCommitted(SurfaceControl.Transaction t) {
         super.onSyncTransactionCommitted(t);
         if (mStartingData == null) {
             return;
         }
         final StartingData lastData = mStartingData;
-        lastData.mWaitForSyncTransactionCommit = false;
         if (lastData.mRemoveAfterTransaction == AFTER_TRANSACTION_REMOVE_DIRECTLY) {
             removeStartingWindowAnimation(lastData.mPrepareRemoveAnimation);
         } else if (lastData.mRemoveAfterTransaction == AFTER_TRANSACTION_COPY_TO_CLIENT) {
@@ -2875,12 +2862,7 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A
         final boolean animate;
         final boolean hasImeSurface;
         if (mStartingData != null) {
-            final boolean isWaitingForSyncTransactionCommit =
-                    Flags.removeStartingWindowWaitForMultiTransitions()
-                            ? getSyncTransactionCommitCallbackDepth() > 0
-                            : mStartingData.mWaitForSyncTransactionCommit;
-            if (isWaitingForSyncTransactionCommit
-                    || mSyncState != SYNC_STATE_NONE) {
+            if (getSyncTransactionCommitCallbackDepth() > 0 || mSyncState != SYNC_STATE_NONE) {
                 mStartingData.mRemoveAfterTransaction = AFTER_TRANSACTION_REMOVE_DIRECTLY;
                 mStartingData.mPrepareRemoveAnimation = prepareAnimation;
                 return;
diff --git a/services/core/java/com/android/server/wm/StartingData.java b/services/core/java/com/android/server/wm/StartingData.java
index 896612d3d27a..7349224ddcd8 100644
--- a/services/core/java/com/android/server/wm/StartingData.java
+++ b/services/core/java/com/android/server/wm/StartingData.java
@@ -63,18 +63,6 @@ public abstract class StartingData {
 
     /**
      * For Shell transition.
-     * There will be a transition happen on attached activity, do not remove starting window during
-     * this period, because the transaction to show app window may not apply before remove starting
-     * window.
-     * Note this isn't equal to transition playing, the period should be
-     * Sync finishNow -> Start transaction apply.
-     * @deprecated TODO(b/362347290): cleanup after fix ramp up
-     */
-    @Deprecated
-    boolean mWaitForSyncTransactionCommit;
-
-    /**
-     * For Shell transition.
      * This starting window should be removed after applying the start transaction of transition,
      * which ensures the app window has shown.
      */
@@ -114,7 +102,6 @@ public abstract class StartingData {
     public String toString() {
         return getClass().getSimpleName() + "{"
                 + Integer.toHexString(System.identityHashCode(this))
-                + " waitForSyncTransactionCommit=" + mWaitForSyncTransactionCommit
                 + " removeAfterTransaction= " + mRemoveAfterTransaction
                 + "}";
     }