Clean up post in WM package

As ATMS is now in wm package and holding the same lock, we don't need to
post the call with the WM lock any more. Messages posted to ATM Internal
from WM package is no longer needed in most cases, make a direct call
insteald.

Test: go/wm-smoke
Bug: 122825247
Change-Id: I8dba78f8b3c1bbdec452f94f1a6ffe375ba8d42e
diff --git a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
index 61c4863..0d1d5e2 100644
--- a/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
+++ b/services/core/java/com/android/server/wm/ActivityTaskManagerService.java
@@ -6213,30 +6213,27 @@
                 }
                 return;
             }
-            mH.post(() -> {
-                synchronized (mGlobalLock) {
-                    final ActivityDisplay activityDisplay =
-                            mRootActivityContainer.getActivityDisplay(displayId);
-                    if (activityDisplay == null) {
-                        // Call might come when display is not yet added or has been removed.
-                        if (DEBUG_CONFIGURATION) {
-                            Slog.w(TAG, "Trying to update display configuration for non-existing "
-                                    + "displayId=" + displayId);
-                        }
-                        return;
+            synchronized (mGlobalLock) {
+                final ActivityDisplay activityDisplay =
+                        mRootActivityContainer.getActivityDisplay(displayId);
+                if (activityDisplay == null) {
+                    // Call might come when display is not yet added or has been removed.
+                    if (DEBUG_CONFIGURATION) {
+                        Slog.w(TAG, "Trying to update display configuration for non-existing "
+                                + "displayId=" + displayId);
                     }
-                    final WindowProcessController process = mPidMap.get(pid);
-                    if (process == null) {
-                        if (DEBUG_CONFIGURATION) {
-                            Slog.w(TAG, "Trying to update display configuration for invalid "
-                                    + "process, pid=" + pid);
-                        }
-                        return;
-                    }
-                    process.registerDisplayConfigurationListenerLocked(activityDisplay);
+                    return;
                 }
-            });
-
+                final WindowProcessController process = mPidMap.get(pid);
+                if (process == null) {
+                    if (DEBUG_CONFIGURATION) {
+                        Slog.w(TAG, "Trying to update display configuration for invalid "
+                                + "process, pid=" + pid);
+                    }
+                    return;
+                }
+                process.registerDisplayConfigurationListenerLocked(activityDisplay);
+            }
         }
 
         @Override
diff --git a/services/core/java/com/android/server/wm/AppTransitionController.java b/services/core/java/com/android/server/wm/AppTransitionController.java
index bf00ffb..775dfa42 100644
--- a/services/core/java/com/android/server/wm/AppTransitionController.java
+++ b/services/core/java/com/android/server/wm/AppTransitionController.java
@@ -49,8 +49,8 @@
 import static com.android.server.wm.WindowManagerDebugConfig.SHOW_LIGHT_TRANSACTIONS;
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME;
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;
-import static com.android.server.wm.WindowManagerService.H.NOTIFY_APP_TRANSITION_STARTING;
 
+import android.os.SystemClock;
 import android.os.Trace;
 import android.util.ArraySet;
 import android.util.Slog;
@@ -191,8 +191,8 @@
 
         mDisplayContent.computeImeTarget(true /* updateImeTarget */);
 
-        mService.mH.obtainMessage(NOTIFY_APP_TRANSITION_STARTING,
-                mTempTransitionReasons.clone()).sendToTarget();
+        mService.mAtmInternal.notifyAppTransitionStarting(mTempTransitionReasons.clone(),
+                SystemClock.uptimeMillis());
 
         Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER);
 
diff --git a/services/core/java/com/android/server/wm/DockedStackDividerController.java b/services/core/java/com/android/server/wm/DockedStackDividerController.java
index 7ea88bb..ea65dd9 100644
--- a/services/core/java/com/android/server/wm/DockedStackDividerController.java
+++ b/services/core/java/com/android/server/wm/DockedStackDividerController.java
@@ -36,7 +36,6 @@
 import static com.android.server.wm.DockedStackDividerControllerProto.MINIMIZED_DOCK;
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME;
 import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM;
-import static com.android.server.wm.WindowManagerService.H.NOTIFY_DOCKED_STACK_MINIMIZED_CHANGED;
 import static com.android.server.wm.WindowManagerService.LAYER_OFFSET_DIM;
 
 import android.content.Context;
@@ -566,9 +565,7 @@
             mMaximizeMeetFraction = getClipRevealMeetFraction(stack);
             animDuration = (long) (mAnimationDuration * mMaximizeMeetFraction);
         }
-        mService.mH.removeMessages(NOTIFY_DOCKED_STACK_MINIMIZED_CHANGED);
-        mService.mH.obtainMessage(NOTIFY_DOCKED_STACK_MINIMIZED_CHANGED,
-                minimizedDock ? 1 : 0, 0).sendToTarget();
+        mService.mAtmInternal.notifyDockedStackMinimizedChanged(minimizedDock);
         final int size = mDockedStackListeners.beginBroadcast();
         for (int i = 0; i < size; ++i) {
             final IDockedStackListener listener = mDockedStackListeners.getBroadcastItem(i);
diff --git a/services/core/java/com/android/server/wm/RecentsAnimationController.java b/services/core/java/com/android/server/wm/RecentsAnimationController.java
index 83ba384..fb82cb0 100644
--- a/services/core/java/com/android/server/wm/RecentsAnimationController.java
+++ b/services/core/java/com/android/server/wm/RecentsAnimationController.java
@@ -29,7 +29,6 @@
 import static com.android.server.wm.AnimationAdapterProto.REMOTE;
 import static com.android.server.wm.RemoteAnimationAdapterWrapperProto.TARGET;
 import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_RECENTS_ANIMATIONS;
-import static com.android.server.wm.WindowManagerService.H.NOTIFY_APP_TRANSITION_STARTING;
 
 import android.annotation.IntDef;
 import android.app.ActivityManager.TaskSnapshot;
@@ -413,8 +412,7 @@
         }
         final SparseIntArray reasons = new SparseIntArray();
         reasons.put(WINDOWING_MODE_FULLSCREEN, APP_TRANSITION_RECENTS_ANIM);
-        mService.mH.obtainMessage(NOTIFY_APP_TRANSITION_STARTING,
-                reasons).sendToTarget();
+        mService.mAtmInternal.notifyAppTransitionStarting(reasons, SystemClock.uptimeMillis());
     }
 
     void cancelAnimation(@ReorderMode int reorderMode, String reason) {
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index c6679a9..5eff7d8 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -184,7 +184,6 @@
 import android.util.Slog;
 import android.util.SparseArray;
 import android.util.SparseBooleanArray;
-import android.util.SparseIntArray;
 import android.util.TimeUtils;
 import android.util.TypedValue;
 import android.util.proto.ProtoOutputStream;
@@ -857,12 +856,12 @@
 
         @Override
         public void onAppTransitionCancelledLocked(int transit) {
-            mH.sendEmptyMessage(H.NOTIFY_APP_TRANSITION_CANCELLED);
+            mAtmInternal.notifyAppTransitionCancelled();
         }
 
         @Override
         public void onAppTransitionFinishedLocked(IBinder token) {
-            mH.sendEmptyMessage(H.NOTIFY_APP_TRANSITION_FINISHED);
+            mAtmInternal.notifyAppTransitionFinished();
             final AppWindowToken atoken = mRoot.getAppWindowToken(token);
             if (atoken == null) {
                 return;
@@ -2602,7 +2601,7 @@
 
     @Override
     public void notifyKeyguardTrustedChanged() {
-        mH.sendEmptyMessage(H.NOTIFY_KEYGUARD_TRUSTED_CHANGED);
+        mAtmInternal.notifyKeyguardTrustedChanged();
     }
 
     @Override
@@ -2667,11 +2666,7 @@
      * @param callback Runnable to be called when activity manager is done reevaluating visibilities
      */
     void notifyKeyguardFlagsChanged(@Nullable Runnable callback, int displayId) {
-        final Runnable wrappedCallback = callback != null
-                ? () -> { synchronized (mGlobalLock) { callback.run(); } }
-                : null;
-        mH.obtainMessage(H.NOTIFY_KEYGUARD_FLAGS_CHANGED, displayId, 0,
-                wrappedCallback).sendToTarget();
+        mAtmInternal.notifyKeyguardFlagsChanged(callback, displayId);
     }
 
     public boolean isKeyguardTrusted() {
@@ -4363,16 +4358,10 @@
 
         public static final int WINDOW_REPLACEMENT_TIMEOUT = 46;
 
-        public static final int NOTIFY_APP_TRANSITION_STARTING = 47;
-        public static final int NOTIFY_APP_TRANSITION_CANCELLED = 48;
-        public static final int NOTIFY_APP_TRANSITION_FINISHED = 49;
         public static final int UPDATE_ANIMATION_SCALE = 51;
         public static final int WINDOW_HIDE_TIMEOUT = 52;
-        public static final int NOTIFY_DOCKED_STACK_MINIMIZED_CHANGED = 53;
         public static final int SEAMLESS_ROTATION_TIMEOUT = 54;
         public static final int RESTORE_POINTER_ICON = 55;
-        public static final int NOTIFY_KEYGUARD_FLAGS_CHANGED = 56;
-        public static final int NOTIFY_KEYGUARD_TRUSTED_CHANGED = 57;
         public static final int SET_HAS_OVERLAY_UI = 58;
         public static final int SET_RUNNING_REMOTE_ANIMATION = 59;
         public static final int ANIMATION_FAILSAFE = 60;
@@ -4708,19 +4697,6 @@
                     }
                 }
                 break;
-                case NOTIFY_APP_TRANSITION_STARTING: {
-                    mAtmInternal.notifyAppTransitionStarting((SparseIntArray) msg.obj,
-                            msg.getWhen());
-                }
-                break;
-                case NOTIFY_APP_TRANSITION_CANCELLED: {
-                    mAtmInternal.notifyAppTransitionCancelled();
-                }
-                break;
-                case NOTIFY_APP_TRANSITION_FINISHED: {
-                    mAtmInternal.notifyAppTransitionFinished();
-                }
-                break;
                 case WINDOW_HIDE_TIMEOUT: {
                     final WindowState window = (WindowState) msg.obj;
                     synchronized (mGlobalLock) {
@@ -4742,10 +4718,6 @@
                     }
                 }
                 break;
-                case NOTIFY_DOCKED_STACK_MINIMIZED_CHANGED: {
-                    mAtmInternal.notifyDockedStackMinimizedChanged(msg.arg1 == 1);
-                }
-                break;
                 case RESTORE_POINTER_ICON: {
                     synchronized (mGlobalLock) {
                         restorePointerIconLocked((DisplayContent)msg.obj, msg.arg1, msg.arg2);
@@ -4759,14 +4731,6 @@
                     }
                 }
                 break;
-                case NOTIFY_KEYGUARD_FLAGS_CHANGED: {
-                    mAtmInternal.notifyKeyguardFlagsChanged((Runnable) msg.obj, msg.arg1);
-                }
-                break;
-                case NOTIFY_KEYGUARD_TRUSTED_CHANGED: {
-                    mAtmInternal.notifyKeyguardTrustedChanged();
-                }
-                break;
                 case SET_HAS_OVERLAY_UI: {
                     mAmInternal.setHasOverlayUi(msg.arg1, msg.arg2 == 1);
                 }