Merge "[35/n] Extract AppCompatDisplayInsets from ActivityRecord" into main
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index 9d91d3d..5ba8433 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -109,8 +109,6 @@
 import static android.os.Process.SYSTEM_UID;
 import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER;
 import static android.view.Display.INVALID_DISPLAY;
-import static android.view.Surface.ROTATION_270;
-import static android.view.Surface.ROTATION_90;
 import static android.view.WindowManager.ACTIVITY_EMBEDDING_GUARD_WITH_ANDROID_15;
 import static android.view.WindowManager.ENABLE_ACTIVITY_EMBEDDING_FOR_ANDROID_15;
 import static android.view.WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD;
@@ -341,7 +339,6 @@
 import android.view.RemoteAnimationAdapter;
 import android.view.RemoteAnimationDefinition;
 import android.view.RemoteAnimationTarget;
-import android.view.Surface.Rotation;
 import android.view.SurfaceControl;
 import android.view.SurfaceControl.Transaction;
 import android.view.WindowInsets;
@@ -642,9 +639,9 @@
 
     /**
      * The precomputed display insets for resolving configuration. It will be non-null if
-     * {@link #shouldCreateCompatDisplayInsets} returns {@code true}.
+     * {@link #shouldCreateAppCompatDisplayInsets} returns {@code true}.
      */
-    private CompatDisplayInsets mCompatDisplayInsets;
+    private AppCompatDisplayInsets mAppCompatDisplayInsets;
 
     @VisibleForTesting
     final TaskFragment.ConfigOverrideHint mResolveConfigHint;
@@ -6442,7 +6439,7 @@
         mTaskSupervisor.mStoppingActivities.remove(this);
         if (getDisplayArea().allResumedActivitiesComplete()) {
             // Construct the compat environment at a relatively stable state if needed.
-            updateCompatDisplayInsets();
+            updateAppCompatDisplayInsets();
             mRootWindowContainer.executeAppTransitionForAllDisplay();
         }
 
@@ -8074,7 +8071,7 @@
         if (getRequestedConfigurationOrientation(false, requestedOrientation)
                     != getRequestedConfigurationOrientation(false /*forDisplay */)) {
             // Do not change the requested configuration now, because this will be done when setting
-            // the orientation below with the new mCompatDisplayInsets
+            // the orientation below with the new mAppCompatDisplayInsets
             clearSizeCompatModeAttributes();
         }
         ProtoLog.v(WM_DEBUG_ORIENTATION,
@@ -8207,19 +8204,19 @@
     }
 
     @Nullable
-    CompatDisplayInsets getCompatDisplayInsets() {
+    AppCompatDisplayInsets getAppCompatDisplayInsets() {
         if (mAppCompatController.getTransparentPolicy().isRunning()) {
-            return mAppCompatController.getTransparentPolicy().getInheritedCompatDisplayInsets();
+            return mAppCompatController.getTransparentPolicy().getInheritedAppCompatDisplayInsets();
         }
-        return mCompatDisplayInsets;
+        return mAppCompatDisplayInsets;
     }
 
     /**
-     * @return The {@code true} if the current instance has {@link mCompatDisplayInsets} without
-     * considering the inheritance implemented in {@link #getCompatDisplayInsets()}
+     * @return The {@code true} if the current instance has {@link mAppCompatDisplayInsets} without
+     * considering the inheritance implemented in {@link #getAppCompatDisplayInsets()}
      */
-    boolean hasCompatDisplayInsetsWithoutInheritance() {
-        return mCompatDisplayInsets != null;
+    boolean hasAppCompatDisplayInsetsWithoutInheritance() {
+        return mAppCompatDisplayInsets != null;
     }
 
     /**
@@ -8230,7 +8227,7 @@
         if (mInSizeCompatModeForBounds) {
             return true;
         }
-        if (getCompatDisplayInsets() == null || !shouldCreateCompatDisplayInsets()
+        if (getAppCompatDisplayInsets() == null || !shouldCreateAppCompatDisplayInsets()
                 // The orientation is different from parent when transforming.
                 || isFixedRotationTransforming()) {
             return false;
@@ -8256,13 +8253,13 @@
      * Indicates the activity will keep the bounds and screen configuration when it was first
      * launched, no matter how its parent changes.
      *
-     * <p>If {@true}, then {@link CompatDisplayInsets} will be created in {@link
+     * <p>If {@true}, then {@link AppCompatDisplayInsets} will be created in {@link
      * #resolveOverrideConfiguration} to "freeze" activity bounds and insets.
      *
      * @return {@code true} if this activity is declared as non-resizable and fixed orientation or
      *         aspect ratio.
      */
-    boolean shouldCreateCompatDisplayInsets() {
+    boolean shouldCreateAppCompatDisplayInsets() {
         if (mAppCompatController.getAppCompatAspectRatioOverrides().hasFullscreenOverride()) {
             // If the user has forced the applications aspect ratio to be fullscreen, don't use size
             // compatibility mode in any situation. The user has been warned and therefore accepts
@@ -8284,7 +8281,7 @@
         final TaskDisplayArea tda = getTaskDisplayArea();
         if (inMultiWindowMode() || (tda != null && tda.inFreeformWindowingMode())) {
             final ActivityRecord root = task != null ? task.getRootActivity() : null;
-            if (root != null && root != this && !root.shouldCreateCompatDisplayInsets()) {
+            if (root != null && root != this && !root.shouldCreateAppCompatDisplayInsets()) {
                 // If the root activity doesn't use size compatibility mode, the activities above
                 // are forced to be the same for consistent visual appearance.
                 return false;
@@ -8328,8 +8325,8 @@
     }
 
     // TODO(b/36505427): Consider moving this method and similar ones to ConfigurationContainer.
-    private void updateCompatDisplayInsets() {
-        if (getCompatDisplayInsets() != null || !shouldCreateCompatDisplayInsets()) {
+    private void updateAppCompatDisplayInsets() {
+        if (getAppCompatDisplayInsets() != null || !shouldCreateAppCompatDisplayInsets()) {
             // The override configuration is set only once in size compatibility mode.
             return;
         }
@@ -8357,9 +8354,9 @@
         final Rect letterboxedContainerBounds = mAppCompatController
                 .getAppCompatAspectRatioPolicy().getLetterboxedContainerBounds();
 
-        // The role of CompatDisplayInsets is like the override bounds.
-        mCompatDisplayInsets =
-                new CompatDisplayInsets(
+        // The role of AppCompatDisplayInsets is like the override bounds.
+        mAppCompatDisplayInsets =
+                new AppCompatDisplayInsets(
                         mDisplayContent, this, letterboxedContainerBounds,
                         mResolveConfigHint.mUseOverrideInsetsForConfig);
     }
@@ -8372,14 +8369,14 @@
             forAllWindows(WindowState::updateGlobalScale, false /* traverseTopToBottom */);
         }
         mSizeCompatBounds = null;
-        mCompatDisplayInsets = null;
-        mAppCompatController.getTransparentPolicy().clearInheritedCompatDisplayInsets();
+        mAppCompatDisplayInsets = null;
+        mAppCompatController.getTransparentPolicy().clearInheritedAppCompatDisplayInsets();
     }
 
     @VisibleForTesting
     void clearSizeCompatMode() {
         clearSizeCompatModeAttributes();
-        // Clear config override in #updateCompatDisplayInsets().
+        // Clear config override in #updateAppCompatDisplayInsets().
         final int activityType = getActivityType();
         final Configuration overrideConfig = getRequestedOverrideConfiguration();
         overrideConfig.unset();
@@ -8471,9 +8468,9 @@
                     .hasFullscreenOverride()) {
             resolveAspectRatioRestriction(newParentConfiguration);
         }
-        final CompatDisplayInsets compatDisplayInsets = getCompatDisplayInsets();
-        if (compatDisplayInsets != null) {
-            resolveSizeCompatModeConfiguration(newParentConfiguration, compatDisplayInsets);
+        final AppCompatDisplayInsets appCompatDisplayInsets = getAppCompatDisplayInsets();
+        if (appCompatDisplayInsets != null) {
+            resolveSizeCompatModeConfiguration(newParentConfiguration, appCompatDisplayInsets);
         } else if (inMultiWindowMode() && !isFixedOrientationLetterboxAllowed) {
             // We ignore activities' requested orientation in multi-window modes. They may be
             // taken into consideration in resolveFixedOrientationConfiguration call above.
@@ -8497,7 +8494,7 @@
             resolveAspectRatioRestriction(newParentConfiguration);
         }
 
-        if (isFixedOrientationLetterboxAllowed || compatDisplayInsets != null
+        if (isFixedOrientationLetterboxAllowed || mAppCompatDisplayInsets != null
                 // In fullscreen, can be letterboxed for aspect ratio.
                 || !inMultiWindowMode()) {
             updateResolvedBoundsPosition(newParentConfiguration);
@@ -8505,8 +8502,8 @@
 
         boolean isIgnoreOrientationRequest = mDisplayContent != null
                 && mDisplayContent.getIgnoreOrientationRequest();
-        if (compatDisplayInsets == null
-                // for size compat mode set in updateCompatDisplayInsets
+        if (mAppCompatDisplayInsets == null
+                // for size compat mode set in updateAppCompatDisplayInsets
                 // Fixed orientation letterboxing is possible on both large screen devices
                 // with ignoreOrientationRequest enabled and on phones in split screen even with
                 // ignoreOrientationRequest disabled.
@@ -8533,7 +8530,7 @@
         getResolvedOverrideConfiguration().seq = mConfigurationSeq;
 
         // Sandbox max bounds by setting it to the activity bounds, if activity is letterboxed, or
-        // has or will have mCompatDisplayInsets for size compat. Also forces an activity to be
+        // has or will have mAppCompatDisplayInsets for size compat. Also forces an activity to be
         // sandboxed or not depending upon the configuration settings.
         if (providesMaxBounds()) {
             mTmpBounds.set(resolvedConfig.windowConfiguration.getBounds());
@@ -8554,8 +8551,8 @@
                         info.neverSandboxDisplayApis(sConstrainDisplayApisConfig),
                         info.alwaysSandboxDisplayApis(sConstrainDisplayApisConfig),
                         !matchParentBounds(),
-                        compatDisplayInsets != null,
-                        shouldCreateCompatDisplayInsets());
+                        mAppCompatDisplayInsets != null,
+                        shouldCreateAppCompatDisplayInsets());
             }
             resolvedConfig.windowConfiguration.setMaxBounds(mTmpBounds);
         }
@@ -8567,7 +8564,7 @@
                 resolvedConfig,
                 mOptOutEdgeToEdge,
                 hasFixedRotationTransform(),
-                getCompatDisplayInsets() != null,
+                getAppCompatDisplayInsets() != null,
                 task);
         mResolveConfigHint.resetTmpOverrides();
 
@@ -8697,7 +8694,7 @@
                 offsetX = Math.max(0, (int) Math.ceil((appWidth
                         - screenResolvedBoundsWidth) * positionMultiplier)
                         // This is added to make sure that insets added inside
-                        // CompatDisplayInsets#getContainerBounds() do not break the alignment
+                        // AppCompatDisplayInsets#getContainerBounds() do not break the alignment
                         // provided by the positionMultiplier
                         - screenResolvedBounds.left + parentAppBounds.left);
             }
@@ -8718,7 +8715,7 @@
                 offsetY = Math.max(0, (int) Math.ceil((appHeight
                         - screenResolvedBoundsHeight) * positionMultiplier)
                         // This is added to make sure that insets added inside
-                        // CompatDisplayInsets#getContainerBounds() do not break the alignment
+                        // AppCompatDisplayInsets#getContainerBounds() do not break the alignment
                         // provided by the positionMultiplier
                         - screenResolvedBounds.top + parentAppBounds.top);
             }
@@ -8929,10 +8926,10 @@
                 || orientationRespectedWithInsets)) {
             return;
         }
-        final CompatDisplayInsets compatDisplayInsets = getCompatDisplayInsets();
+        final AppCompatDisplayInsets mAppCompatDisplayInsets = getAppCompatDisplayInsets();
 
-        if (compatDisplayInsets != null
-                && !compatDisplayInsets.mIsInFixedOrientationOrAspectRatioLetterbox) {
+        if (mAppCompatDisplayInsets != null
+                && !mAppCompatDisplayInsets.mIsInFixedOrientationOrAspectRatioLetterbox) {
             // App prefers to keep its original size.
             // If the size compat is from previous fixed orientation letterboxing, we may want to
             // have fixed orientation letterbox again, otherwise it will show the size compat
@@ -8984,8 +8981,8 @@
                 .applyDesiredAspectRatio(newParentConfig, parentBounds, resolvedBounds,
                         containingBoundsWithInsets, containingBounds);
 
-        if (compatDisplayInsets != null) {
-            compatDisplayInsets.getBoundsByRotation(mTmpBounds,
+        if (mAppCompatDisplayInsets != null) {
+            mAppCompatDisplayInsets.getBoundsByRotation(mTmpBounds,
                     newParentConfig.windowConfiguration.getRotation());
             if (resolvedBounds.width() != mTmpBounds.width()
                     || resolvedBounds.height() != mTmpBounds.height()) {
@@ -9008,7 +9005,7 @@
 
         // Calculate app bounds using fixed orientation bounds because they will be needed later
         // for comparison with size compat app bounds in {@link resolveSizeCompatModeConfiguration}.
-        mResolveConfigHint.mTmpCompatInsets = compatDisplayInsets;
+        mResolveConfigHint.mTmpCompatInsets = mAppCompatDisplayInsets;
         computeConfigByResolveHint(getResolvedOverrideConfiguration(), newParentConfig);
         mAppCompatController.getAppCompatAspectRatioPolicy()
                 .setLetterboxBoundsForFixedOrientationAndAspectRatio(new Rect(resolvedBounds));
@@ -9050,7 +9047,7 @@
      * inheriting the parent bounds.
      */
     private void resolveSizeCompatModeConfiguration(Configuration newParentConfiguration,
-            @NonNull CompatDisplayInsets compatDisplayInsets) {
+            @NonNull AppCompatDisplayInsets appCompatDisplayInsets) {
         final Configuration resolvedConfig = getResolvedOverrideConfiguration();
         final Rect resolvedBounds = resolvedConfig.windowConfiguration.getBounds();
 
@@ -9079,13 +9076,13 @@
                 ? requestedOrientation
                 // We should use the original orientation of the activity when possible to avoid
                 // forcing the activity in the opposite orientation.
-                : compatDisplayInsets.mOriginalRequestedOrientation != ORIENTATION_UNDEFINED
-                        ? compatDisplayInsets.mOriginalRequestedOrientation
+                : appCompatDisplayInsets.mOriginalRequestedOrientation != ORIENTATION_UNDEFINED
+                        ? appCompatDisplayInsets.mOriginalRequestedOrientation
                         : parentOrientation;
         int rotation = newParentConfiguration.windowConfiguration.getRotation();
         final boolean isFixedToUserRotation = mDisplayContent == null
                 || mDisplayContent.getDisplayRotation().isFixedToUserRotation();
-        if (!isFixedToUserRotation && !compatDisplayInsets.mIsFloating) {
+        if (!isFixedToUserRotation && !appCompatDisplayInsets.mIsFloating) {
             // Use parent rotation because the original display can be rotated.
             resolvedConfig.windowConfiguration.setRotation(rotation);
         } else {
@@ -9101,11 +9098,11 @@
         // rely on them to contain the original and unchanging width and height of the app.
         final Rect containingAppBounds = new Rect();
         final Rect containingBounds = mTmpBounds;
-        compatDisplayInsets.getContainerBounds(containingAppBounds, containingBounds, rotation,
+        appCompatDisplayInsets.getContainerBounds(containingAppBounds, containingBounds, rotation,
                 orientation, orientationRequested, isFixedToUserRotation);
         resolvedBounds.set(containingBounds);
         // The size of floating task is fixed (only swap), so the aspect ratio is already correct.
-        if (!compatDisplayInsets.mIsFloating) {
+        if (!appCompatDisplayInsets.mIsFloating) {
             mAppCompatController.getAppCompatAspectRatioPolicy()
                     .applyAspectRatioForLetterbox(resolvedBounds, containingAppBounds,
                             containingBounds);
@@ -9114,7 +9111,7 @@
         // Use resolvedBounds to compute other override configurations such as appBounds. The bounds
         // are calculated in compat container space. The actual position on screen will be applied
         // later, so the calculation is simpler that doesn't need to involve offset from parent.
-        mResolveConfigHint.mTmpCompatInsets = compatDisplayInsets;
+        mResolveConfigHint.mTmpCompatInsets = appCompatDisplayInsets;
         computeConfigByResolveHint(resolvedConfig, newParentConfiguration);
         // Use current screen layout as source because the size of app is independent to parent.
         resolvedConfig.screenLayout = computeScreenLayout(
@@ -9306,13 +9303,13 @@
         if (info.alwaysSandboxDisplayApis(sConstrainDisplayApisConfig)) {
             return true;
         }
-        // Max bounds should be sandboxed when an activity should have compatDisplayInsets, and it
-        // will keep the same bounds and screen configuration when it was first launched regardless
-        // how its parent window changes, so that the sandbox API will provide a consistent result.
-        if (getCompatDisplayInsets() != null || shouldCreateCompatDisplayInsets()) {
+        // Max bounds should be sandboxed when an activity should have mAppCompatDisplayInsets,
+        // and it will keep the same bounds and screen configuration when it was first launched
+        // regardless how its parent window changes, so that the sandbox API will provide a
+        // consistent result.
+        if (getAppCompatDisplayInsets() != null || shouldCreateAppCompatDisplayInsets()) {
             return true;
         }
-
         // No need to sandbox for resizable apps in (including in multi-window) because
         // resizableActivity=true indicates that they support multi-window. Likewise, do not sandbox
         // for activities in letterbox since the activity has declared it can handle resizing.
@@ -9363,7 +9360,7 @@
                 mTransitionController.collect(this);
             }
         }
-        if (getCompatDisplayInsets() != null) {
+        if (getAppCompatDisplayInsets() != null) {
             Configuration overrideConfig = getRequestedOverrideConfiguration();
             // Adapt to changes in orientation locking. The app is still non-resizable, but
             // it can change which orientation is fixed. If the fixed orientation changes,
@@ -9443,9 +9440,9 @@
         if (mVisibleRequested) {
             // It may toggle the UI for user to restart the size compatibility mode activity.
             display.handleActivitySizeCompatModeIfNeeded(this);
-        } else if (getCompatDisplayInsets() != null && !visibleIgnoringKeyguard
+        } else if (getAppCompatDisplayInsets() != null && !visibleIgnoringKeyguard
                 && (app == null || !app.hasVisibleActivities())) {
-            // visibleIgnoringKeyguard is checked to avoid clearing mCompatDisplayInsets during
+            // visibleIgnoringKeyguard is checked to avoid clearing mAppCompatDisplayInsets during
             // displays change. Displays are turned off during the change so mVisibleRequested
             // can be false.
             // The override changes can only be obtained from display, because we don't have the
@@ -9608,14 +9605,14 @@
 
         // Calling from here rather than from onConfigurationChanged because it's possible that
         // onConfigurationChanged was called before mVisibleRequested became true and
-        // mCompatDisplayInsets may not be called again when mVisibleRequested changes. And we
-        // don't want to save mCompatDisplayInsets in onConfigurationChanged without visibility
+        // mAppCompatDisplayInsets may not be called again when mVisibleRequested changes. And we
+        // don't want to save mAppCompatDisplayInsets in onConfigurationChanged without visibility
         // check to avoid remembering obsolete configuration which can lead to unnecessary
         // size-compat mode.
         if (mVisibleRequested) {
             // Calling from here rather than resolveOverrideConfiguration to ensure that this is
             // called after full config is updated in ConfigurationContainer#onConfigurationChanged.
-            updateCompatDisplayInsets();
+            updateAppCompatDisplayInsets();
         }
 
         // Short circuit: if the two full configurations are equal (the common case), then there is
@@ -10441,202 +10438,6 @@
         proto.end(token);
     }
 
-    /**
-     * The precomputed insets of the display in each rotation. This is used to make the size
-     * compatibility mode activity compute the configuration without relying on its current display.
-     */
-    static class CompatDisplayInsets {
-        /** The original rotation the compat insets were computed in. */
-        final @Rotation int mOriginalRotation;
-        /** The original requested orientation for the activity. */
-        final @Configuration.Orientation int mOriginalRequestedOrientation;
-        /** The container width on rotation 0. */
-        private final int mWidth;
-        /** The container height on rotation 0. */
-        private final int mHeight;
-        /** Whether the {@link Task} windowingMode represents a floating window*/
-        final boolean mIsFloating;
-        /**
-         * Whether is letterboxed because of fixed orientation or aspect ratio when
-         * the unresizable activity is first shown.
-         */
-        final boolean mIsInFixedOrientationOrAspectRatioLetterbox;
-        /**
-         * The nonDecorInsets for each rotation. Includes the navigation bar and cutout insets. It
-         * is used to compute the appBounds.
-         */
-        final Rect[] mNonDecorInsets = new Rect[4];
-        /**
-         * The stableInsets for each rotation. Includes the status bar inset and the
-         * nonDecorInsets. It is used to compute {@link Configuration#screenWidthDp} and
-         * {@link Configuration#screenHeightDp}.
-         */
-        final Rect[] mStableInsets = new Rect[4];
-
-        /** Constructs the environment to simulate the bounds behavior of the given container. */
-        CompatDisplayInsets(DisplayContent display, ActivityRecord container,
-                @Nullable Rect letterboxedContainerBounds, boolean useOverrideInsets) {
-            mOriginalRotation = display.getRotation();
-            mIsFloating = container.getWindowConfiguration().tasksAreFloating();
-            mOriginalRequestedOrientation = container.getRequestedConfigurationOrientation();
-            if (mIsFloating) {
-                final Rect containerBounds = container.getWindowConfiguration().getBounds();
-                mWidth = containerBounds.width();
-                mHeight = containerBounds.height();
-                // For apps in freeform, the task bounds are the parent bounds from the app's
-                // perspective. No insets because within a window.
-                final Rect emptyRect = new Rect();
-                for (int rotation = 0; rotation < 4; rotation++) {
-                    mNonDecorInsets[rotation] = emptyRect;
-                    mStableInsets[rotation] = emptyRect;
-                }
-                mIsInFixedOrientationOrAspectRatioLetterbox = false;
-                return;
-            }
-
-            final Task task = container.getTask();
-
-            mIsInFixedOrientationOrAspectRatioLetterbox = letterboxedContainerBounds != null;
-
-            // Store the bounds of the Task for the non-resizable activity to use in size compat
-            // mode so that the activity will not be resized regardless the windowing mode it is
-            // currently in.
-            // When an activity needs to be letterboxed because of fixed orientation or aspect
-            // ratio, use resolved bounds instead of task bounds since the activity will be
-            // displayed within these even if it is in size compat mode.
-            final Rect filledContainerBounds = mIsInFixedOrientationOrAspectRatioLetterbox
-                    ? letterboxedContainerBounds
-                    : task != null ? task.getBounds() : display.getBounds();
-            final boolean useActivityRotation = container.hasFixedRotationTransform()
-                    && mIsInFixedOrientationOrAspectRatioLetterbox;
-            final int filledContainerRotation = useActivityRotation
-                    ? container.getWindowConfiguration().getRotation()
-                    : display.getConfiguration().windowConfiguration.getRotation();
-            final Point dimensions = getRotationZeroDimensions(
-                    filledContainerBounds, filledContainerRotation);
-            mWidth = dimensions.x;
-            mHeight = dimensions.y;
-
-            // Bounds of the filled container if it doesn't fill the display.
-            final Rect unfilledContainerBounds =
-                    filledContainerBounds.equals(display.getBounds()) ? null : new Rect();
-            final DisplayPolicy policy = display.getDisplayPolicy();
-            for (int rotation = 0; rotation < 4; rotation++) {
-                mNonDecorInsets[rotation] = new Rect();
-                mStableInsets[rotation] = new Rect();
-                final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
-                final int dw = rotated ? display.mBaseDisplayHeight : display.mBaseDisplayWidth;
-                final int dh = rotated ? display.mBaseDisplayWidth : display.mBaseDisplayHeight;
-                final DisplayPolicy.DecorInsets.Info decorInfo =
-                        policy.getDecorInsetsInfo(rotation, dw, dh);
-                if (useOverrideInsets) {
-                    mStableInsets[rotation].set(decorInfo.mOverrideConfigInsets);
-                    mNonDecorInsets[rotation].set(decorInfo.mOverrideNonDecorInsets);
-                } else {
-                    mStableInsets[rotation].set(decorInfo.mConfigInsets);
-                    mNonDecorInsets[rotation].set(decorInfo.mNonDecorInsets);
-                }
-
-                if (unfilledContainerBounds == null) {
-                    continue;
-                }
-                // The insets is based on the display, but the container may be smaller than the
-                // display, so update the insets to exclude parts that are not intersected with the
-                // container.
-                unfilledContainerBounds.set(filledContainerBounds);
-                display.rotateBounds(
-                        filledContainerRotation,
-                        rotation,
-                        unfilledContainerBounds);
-                updateInsetsForBounds(unfilledContainerBounds, dw, dh, mNonDecorInsets[rotation]);
-                updateInsetsForBounds(unfilledContainerBounds, dw, dh, mStableInsets[rotation]);
-            }
-        }
-
-        /**
-         * Gets the width and height of the {@code container} when it is not rotated, so that after
-         * the display is rotated, we can calculate the bounds by rotating the dimensions.
-         * @see #getBoundsByRotation
-         */
-        private static Point getRotationZeroDimensions(final Rect bounds, int rotation) {
-            final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
-            final int width = bounds.width();
-            final int height = bounds.height();
-            return rotated ? new Point(height, width) : new Point(width, height);
-        }
-
-        /**
-         * Updates the display insets to exclude the parts that are not intersected with the given
-         * bounds.
-         */
-        private static void updateInsetsForBounds(Rect bounds, int displayWidth, int displayHeight,
-                Rect inset) {
-            inset.left = Math.max(0, inset.left - bounds.left);
-            inset.top = Math.max(0, inset.top - bounds.top);
-            inset.right = Math.max(0, bounds.right - displayWidth + inset.right);
-            inset.bottom = Math.max(0, bounds.bottom - displayHeight + inset.bottom);
-        }
-
-        void getBoundsByRotation(Rect outBounds, int rotation) {
-            final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
-            final int dw = rotated ? mHeight : mWidth;
-            final int dh = rotated ? mWidth : mHeight;
-            outBounds.set(0, 0, dw, dh);
-        }
-
-        void getFrameByOrientation(Rect outBounds, int orientation) {
-            final int longSide = Math.max(mWidth, mHeight);
-            final int shortSide = Math.min(mWidth, mHeight);
-            final boolean isLandscape = orientation == ORIENTATION_LANDSCAPE;
-            outBounds.set(0, 0, isLandscape ? longSide : shortSide,
-                    isLandscape ? shortSide : longSide);
-        }
-
-        // TODO(b/267151420): Explore removing getContainerBounds() from CompatDisplayInsets.
-        /** Gets the horizontal centered container bounds for size compatibility mode. */
-        void getContainerBounds(Rect outAppBounds, Rect outBounds, int rotation, int orientation,
-                boolean orientationRequested, boolean isFixedToUserRotation) {
-            getFrameByOrientation(outBounds, orientation);
-            if (mIsFloating) {
-                outAppBounds.set(outBounds);
-                return;
-            }
-
-            getBoundsByRotation(outAppBounds, rotation);
-            final int dW = outAppBounds.width();
-            final int dH = outAppBounds.height();
-            final boolean isOrientationMismatched =
-                    ((outBounds.width() > outBounds.height()) != (dW > dH));
-
-            if (isOrientationMismatched && isFixedToUserRotation && orientationRequested) {
-                // The orientation is mismatched but the display cannot rotate. The bounds will fit
-                // to the short side of container.
-                if (orientation == ORIENTATION_LANDSCAPE) {
-                    outBounds.bottom = (int) ((float) dW * dW / dH);
-                    outBounds.right = dW;
-                } else {
-                    outBounds.bottom = dH;
-                    outBounds.right = (int) ((float) dH * dH / dW);
-                }
-                outBounds.offset(getCenterOffset(mWidth, outBounds.width()), 0 /* dy */);
-            }
-            outAppBounds.set(outBounds);
-
-            if (isOrientationMismatched) {
-                // One side of container is smaller than the requested size, then it will be scaled
-                // and the final position will be calculated according to the parent container and
-                // scale, so the original size shouldn't be shrunk by insets.
-                final Rect insets = mNonDecorInsets[rotation];
-                outBounds.offset(insets.left, insets.top);
-                outAppBounds.offset(insets.left, insets.top);
-            } else if (rotation != ROTATION_UNDEFINED) {
-                // Ensure the app bounds won't overlap with insets.
-                TaskFragment.intersectWithInsetsIfFits(outAppBounds, outBounds,
-                        mNonDecorInsets[rotation]);
-            }
-        }
-    }
-
     private static class AppSaturationInfo {
         float[] mMatrix = new float[9];
         float[] mTranslation = new float[3];
diff --git a/services/core/java/com/android/server/wm/AppCompatAspectRatioOverrides.java b/services/core/java/com/android/server/wm/AppCompatAspectRatioOverrides.java
index cd795ae..f245efd 100644
--- a/services/core/java/com/android/server/wm/AppCompatAspectRatioOverrides.java
+++ b/services/core/java/com/android/server/wm/AppCompatAspectRatioOverrides.java
@@ -220,7 +220,7 @@
     float getFixedOrientationLetterboxAspectRatio(@NonNull Configuration parentConfiguration) {
         return shouldUseSplitScreenAspectRatio(parentConfiguration)
                 ? getSplitScreenAspectRatio()
-                : mActivityRecord.shouldCreateCompatDisplayInsets()
+                : mActivityRecord.shouldCreateAppCompatDisplayInsets()
                         ? getDefaultMinAspectRatioForUnresizableApps()
                         : getDefaultMinAspectRatio();
     }
diff --git a/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java b/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
index aeaaffd..d8abf69 100644
--- a/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
+++ b/services/core/java/com/android/server/wm/AppCompatCameraOverrides.java
@@ -217,7 +217,7 @@
      */
     boolean isCameraCompatSplitScreenAspectRatioAllowed() {
         return mAppCompatConfiguration.isCameraCompatSplitScreenAspectRatioEnabled()
-                && !mActivityRecord.shouldCreateCompatDisplayInsets();
+                && !mActivityRecord.shouldCreateAppCompatDisplayInsets();
     }
 
     @FreeformCameraCompatMode
diff --git a/services/core/java/com/android/server/wm/AppCompatDisplayInsets.java b/services/core/java/com/android/server/wm/AppCompatDisplayInsets.java
new file mode 100644
index 0000000..743bfb9
--- /dev/null
+++ b/services/core/java/com/android/server/wm/AppCompatDisplayInsets.java
@@ -0,0 +1,234 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.wm;
+
+
+import static android.app.WindowConfiguration.ROTATION_UNDEFINED;
+import static android.content.res.Configuration.ORIENTATION_LANDSCAPE;
+import static android.view.Surface.ROTATION_270;
+import static android.view.Surface.ROTATION_90;
+
+import android.annotation.NonNull;
+import android.annotation.Nullable;
+import android.content.res.Configuration;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.view.Surface;
+
+/**
+ * The precomputed insets of the display in each rotation. This is used to make the size
+ * compatibility mode activity compute the configuration without relying on its current display.
+ */
+class AppCompatDisplayInsets {
+    /** The original rotation the compat insets were computed in. */
+    final @Surface.Rotation int mOriginalRotation;
+    /** The original requested orientation for the activity. */
+    final @Configuration.Orientation int mOriginalRequestedOrientation;
+    /** The container width on rotation 0. */
+    private final int mWidth;
+    /** The container height on rotation 0. */
+    private final int mHeight;
+    /** Whether the {@link Task} windowingMode represents a floating window*/
+    final boolean mIsFloating;
+    /**
+     * Whether is letterboxed because of fixed orientation or aspect ratio when
+     * the unresizable activity is first shown.
+     */
+    final boolean mIsInFixedOrientationOrAspectRatioLetterbox;
+    /**
+     * The nonDecorInsets for each rotation. Includes the navigation bar and cutout insets. It
+     * is used to compute the appBounds.
+     */
+    final Rect[] mNonDecorInsets = new Rect[4];
+    /**
+     * The stableInsets for each rotation. Includes the status bar inset and the
+     * nonDecorInsets. It is used to compute {@link Configuration#screenWidthDp} and
+     * {@link Configuration#screenHeightDp}.
+     */
+    final Rect[] mStableInsets = new Rect[4];
+
+    /** Constructs the environment to simulate the bounds behavior of the given container. */
+    AppCompatDisplayInsets(@NonNull DisplayContent display, @NonNull ActivityRecord container,
+            @Nullable Rect letterboxedContainerBounds, boolean useOverrideInsets) {
+        mOriginalRotation = display.getRotation();
+        mIsFloating = container.getWindowConfiguration().tasksAreFloating();
+        mOriginalRequestedOrientation = container.getRequestedConfigurationOrientation();
+        if (mIsFloating) {
+            final Rect containerBounds = container.getWindowConfiguration().getBounds();
+            mWidth = containerBounds.width();
+            mHeight = containerBounds.height();
+            // For apps in freeform, the task bounds are the parent bounds from the app's
+            // perspective. No insets because within a window.
+            final Rect emptyRect = new Rect();
+            for (int rotation = 0; rotation < 4; rotation++) {
+                mNonDecorInsets[rotation] = emptyRect;
+                mStableInsets[rotation] = emptyRect;
+            }
+            mIsInFixedOrientationOrAspectRatioLetterbox = false;
+            return;
+        }
+
+        final Task task = container.getTask();
+
+        mIsInFixedOrientationOrAspectRatioLetterbox = letterboxedContainerBounds != null;
+
+        // Store the bounds of the Task for the non-resizable activity to use in size compat
+        // mode so that the activity will not be resized regardless the windowing mode it is
+        // currently in.
+        // When an activity needs to be letterboxed because of fixed orientation or aspect
+        // ratio, use resolved bounds instead of task bounds since the activity will be
+        // displayed within these even if it is in size compat mode.
+        final Rect filledContainerBounds = mIsInFixedOrientationOrAspectRatioLetterbox
+                ? letterboxedContainerBounds
+                : task != null ? task.getBounds() : display.getBounds();
+        final boolean useActivityRotation = container.hasFixedRotationTransform()
+                && mIsInFixedOrientationOrAspectRatioLetterbox;
+        final int filledContainerRotation = useActivityRotation
+                ? container.getWindowConfiguration().getRotation()
+                : display.getConfiguration().windowConfiguration.getRotation();
+        final Point dimensions = getRotationZeroDimensions(
+                filledContainerBounds, filledContainerRotation);
+        mWidth = dimensions.x;
+        mHeight = dimensions.y;
+
+        // Bounds of the filled container if it doesn't fill the display.
+        final Rect unfilledContainerBounds =
+                filledContainerBounds.equals(display.getBounds()) ? null : new Rect();
+        final DisplayPolicy policy = display.getDisplayPolicy();
+        for (int rotation = 0; rotation < 4; rotation++) {
+            mNonDecorInsets[rotation] = new Rect();
+            mStableInsets[rotation] = new Rect();
+            final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
+            final int dw = rotated ? display.mBaseDisplayHeight : display.mBaseDisplayWidth;
+            final int dh = rotated ? display.mBaseDisplayWidth : display.mBaseDisplayHeight;
+            final DisplayPolicy.DecorInsets.Info decorInfo =
+                    policy.getDecorInsetsInfo(rotation, dw, dh);
+            if (useOverrideInsets) {
+                mStableInsets[rotation].set(decorInfo.mOverrideConfigInsets);
+                mNonDecorInsets[rotation].set(decorInfo.mOverrideNonDecorInsets);
+            } else {
+                mStableInsets[rotation].set(decorInfo.mConfigInsets);
+                mNonDecorInsets[rotation].set(decorInfo.mNonDecorInsets);
+            }
+
+            if (unfilledContainerBounds == null) {
+                continue;
+            }
+            // The insets is based on the display, but the container may be smaller than the
+            // display, so update the insets to exclude parts that are not intersected with the
+            // container.
+            unfilledContainerBounds.set(filledContainerBounds);
+            display.rotateBounds(
+                    filledContainerRotation,
+                    rotation,
+                    unfilledContainerBounds);
+            updateInsetsForBounds(unfilledContainerBounds, dw, dh, mNonDecorInsets[rotation]);
+            updateInsetsForBounds(unfilledContainerBounds, dw, dh, mStableInsets[rotation]);
+        }
+    }
+
+    /**
+     * Gets the width and height of the {@code container} when it is not rotated, so that after
+     * the display is rotated, we can calculate the bounds by rotating the dimensions.
+     * @see #getBoundsByRotation
+     */
+    @NonNull
+    private static Point getRotationZeroDimensions(final @NonNull Rect bounds,
+            @Surface.Rotation int rotation) {
+        final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
+        final int width = bounds.width();
+        final int height = bounds.height();
+        return rotated ? new Point(height, width) : new Point(width, height);
+    }
+
+    /**
+     * Updates the display insets to exclude the parts that are not intersected with the given
+     * bounds.
+     */
+    private static void updateInsetsForBounds(@NonNull Rect bounds, int displayWidth,
+            int displayHeight, @NonNull Rect inset) {
+        inset.left = Math.max(0, inset.left - bounds.left);
+        inset.top = Math.max(0, inset.top - bounds.top);
+        inset.right = Math.max(0, bounds.right - displayWidth + inset.right);
+        inset.bottom = Math.max(0, bounds.bottom - displayHeight + inset.bottom);
+    }
+
+    void getBoundsByRotation(@NonNull Rect outBounds, @Surface.Rotation int rotation) {
+        final boolean rotated = (rotation == ROTATION_90 || rotation == ROTATION_270);
+        final int dw = rotated ? mHeight : mWidth;
+        final int dh = rotated ? mWidth : mHeight;
+        outBounds.set(0, 0, dw, dh);
+    }
+
+    void getFrameByOrientation(@NonNull Rect outBounds,
+            @Configuration.Orientation int orientation) {
+        final int longSide = Math.max(mWidth, mHeight);
+        final int shortSide = Math.min(mWidth, mHeight);
+        final boolean isLandscape = orientation == ORIENTATION_LANDSCAPE;
+        outBounds.set(0, 0, isLandscape ? longSide : shortSide,
+                isLandscape ? shortSide : longSide);
+    }
+
+    /** Gets the horizontal centered container bounds for size compatibility mode. */
+    void getContainerBounds(@NonNull Rect outAppBounds, @NonNull Rect outBounds,
+            @Surface.Rotation int rotation, @Configuration.Orientation int orientation,
+            boolean orientationRequested, boolean isFixedToUserRotation) {
+        getFrameByOrientation(outBounds, orientation);
+        if (mIsFloating) {
+            outAppBounds.set(outBounds);
+            return;
+        }
+
+        getBoundsByRotation(outAppBounds, rotation);
+        final int dW = outAppBounds.width();
+        final int dH = outAppBounds.height();
+        final boolean isOrientationMismatched =
+                ((outBounds.width() > outBounds.height()) != (dW > dH));
+
+        if (isOrientationMismatched && isFixedToUserRotation && orientationRequested) {
+            // The orientation is mismatched but the display cannot rotate. The bounds will fit
+            // to the short side of container.
+            if (orientation == ORIENTATION_LANDSCAPE) {
+                outBounds.bottom = (int) ((float) dW * dW / dH);
+                outBounds.right = dW;
+            } else {
+                outBounds.bottom = dH;
+                outBounds.right = (int) ((float) dH * dH / dW);
+            }
+            outBounds.offset(getCenterOffset(mWidth, outBounds.width()), 0 /* dy */);
+        }
+        outAppBounds.set(outBounds);
+
+        if (isOrientationMismatched) {
+            // One side of container is smaller than the requested size, then it will be scaled
+            // and the final position will be calculated according to the parent container and
+            // scale, so the original size shouldn't be shrunk by insets.
+            final Rect insets = mNonDecorInsets[rotation];
+            outBounds.offset(insets.left, insets.top);
+            outAppBounds.offset(insets.left, insets.top);
+        } else if (rotation != ROTATION_UNDEFINED) {
+            // Ensure the app bounds won't overlap with insets.
+            TaskFragment.intersectWithInsetsIfFits(outAppBounds, outBounds,
+                    mNonDecorInsets[rotation]);
+        }
+    }
+
+    /** @return The horizontal / vertical offset of putting the content in the center of viewport.*/
+    private static int getCenterOffset(int viewportDim, int contentDim) {
+        return (int) ((viewportDim - contentDim + 1) * 0.5f);
+    }
+}
diff --git a/services/core/java/com/android/server/wm/DesktopAppCompatAspectRatioPolicy.java b/services/core/java/com/android/server/wm/DesktopAppCompatAspectRatioPolicy.java
index b936556..ff1742b 100644
--- a/services/core/java/com/android/server/wm/DesktopAppCompatAspectRatioPolicy.java
+++ b/services/core/java/com/android/server/wm/DesktopAppCompatAspectRatioPolicy.java
@@ -104,7 +104,7 @@
      * resizability.
      */
     private float getFixedOrientationLetterboxAspectRatio(@NonNull Task task) {
-        return mActivityRecord.shouldCreateCompatDisplayInsets()
+        return mActivityRecord.shouldCreateAppCompatDisplayInsets()
                 ? getDefaultMinAspectRatioForUnresizableApps(task)
                 : getDefaultMinAspectRatio(task);
     }
diff --git a/services/core/java/com/android/server/wm/TaskFragment.java b/services/core/java/com/android/server/wm/TaskFragment.java
index 2fbabc5..c8139fa 100644
--- a/services/core/java/com/android/server/wm/TaskFragment.java
+++ b/services/core/java/com/android/server/wm/TaskFragment.java
@@ -2224,7 +2224,7 @@
 
     static class ConfigOverrideHint {
         @Nullable DisplayInfo mTmpOverrideDisplayInfo;
-        @Nullable ActivityRecord.CompatDisplayInsets mTmpCompatInsets;
+        @Nullable AppCompatDisplayInsets mTmpCompatInsets;
         @Nullable Rect mParentAppBoundsOverride;
         int mTmpOverrideConfigOrientation;
         boolean mUseOverrideInsetsForConfig;
@@ -2294,7 +2294,7 @@
     void computeConfigResourceOverrides(@NonNull Configuration inOutConfig,
             @NonNull Configuration parentConfig, @Nullable ConfigOverrideHint overrideHint) {
         DisplayInfo overrideDisplayInfo = null;
-        ActivityRecord.CompatDisplayInsets compatInsets = null;
+        AppCompatDisplayInsets compatInsets = null;
         boolean useOverrideInsetsForConfig = false;
         if (overrideHint != null) {
             overrideDisplayInfo = overrideHint.mTmpOverrideDisplayInfo;
diff --git a/services/core/java/com/android/server/wm/TransparentPolicy.java b/services/core/java/com/android/server/wm/TransparentPolicy.java
index f2615f7..016b65e 100644
--- a/services/core/java/com/android/server/wm/TransparentPolicy.java
+++ b/services/core/java/com/android/server/wm/TransparentPolicy.java
@@ -95,7 +95,7 @@
         }
         final boolean wasStarted = mTransparentPolicyState.isRunning();
         mTransparentPolicyState.reset();
-        // In case mActivityRecord.hasCompatDisplayInsetsWithoutOverride() we don't apply the
+        // In case mActivityRecord.hasAppCompatDisplayInsetsWithoutOverride() we don't apply the
         // opaque activity constraints because we're expecting the activity is already letterboxed.
         final ActivityRecord firstOpaqueActivity = mActivityRecord.getTask().getActivity(
                 FIRST_OPAQUE_NOT_FINISHING_ACTIVITY_PREDICATE /* callback */,
@@ -159,12 +159,12 @@
         return mTransparentPolicyState.mInheritedOrientation;
     }
 
-    ActivityRecord.CompatDisplayInsets getInheritedCompatDisplayInsets() {
-        return mTransparentPolicyState.mInheritedCompatDisplayInsets;
+    AppCompatDisplayInsets getInheritedAppCompatDisplayInsets() {
+        return mTransparentPolicyState.mInheritedAppCompatDisplayInsets;
     }
 
-    void clearInheritedCompatDisplayInsets() {
-        mTransparentPolicyState.clearInheritedCompatDisplayInsets();
+    void clearInheritedAppCompatDisplayInsets() {
+        mTransparentPolicyState.clearInheritedAppCompatDisplayInsets();
     }
 
     /**
@@ -202,7 +202,7 @@
             return true;
         }
         if (mActivityRecord.getTask() == null || mActivityRecord.fillsParent()
-                || mActivityRecord.hasCompatDisplayInsetsWithoutInheritance()) {
+                || mActivityRecord.hasAppCompatDisplayInsetsWithoutInheritance()) {
             return true;
         }
         return false;
@@ -239,9 +239,9 @@
         // The app compat state for the opaque activity if any
         private int mInheritedAppCompatState = APP_COMPAT_STATE_CHANGED__STATE__UNKNOWN;
 
-        // The CompatDisplayInsets of the opaque activity beneath the translucent one.
+        // The AppCompatDisplayInsets of the opaque activity beneath the translucent one.
         @Nullable
-        private ActivityRecord.CompatDisplayInsets mInheritedCompatDisplayInsets;
+        private AppCompatDisplayInsets mInheritedAppCompatDisplayInsets;
 
         @Nullable
         private ActivityRecord mFirstOpaqueActivity;
@@ -303,7 +303,7 @@
             }
             mInheritedOrientation = opaqueActivity.getRequestedConfigurationOrientation();
             mInheritedAppCompatState = opaqueActivity.getAppCompatState();
-            mInheritedCompatDisplayInsets = opaqueActivity.getCompatDisplayInsets();
+            mInheritedAppCompatDisplayInsets = opaqueActivity.getAppCompatDisplayInsets();
         }
 
         private void reset() {
@@ -315,7 +315,7 @@
             mInheritedMinAspectRatio = UNDEFINED_ASPECT_RATIO;
             mInheritedMaxAspectRatio = UNDEFINED_ASPECT_RATIO;
             mInheritedAppCompatState = APP_COMPAT_STATE_CHANGED__STATE__UNKNOWN;
-            mInheritedCompatDisplayInsets = null;
+            mInheritedAppCompatDisplayInsets = null;
             if (mFirstOpaqueActivity != null) {
                 mFirstOpaqueActivity.mAppCompatController.getTransparentPolicy()
                         .mDestroyListeners.remove(mActivityRecord.mAppCompatController
@@ -340,8 +340,8 @@
                     || !mActivityRecord.handlesOrientationChangeFromDescendant(orientation);
         }
 
-        private void clearInheritedCompatDisplayInsets() {
-            mInheritedCompatDisplayInsets = null;
+        private void clearInheritedAppCompatDisplayInsets() {
+            mInheritedAppCompatDisplayInsets = null;
         }
 
         /**
diff --git a/services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java b/services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java
index ea825c7..1423811 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java
@@ -1629,10 +1629,10 @@
     @Test
     public void testCompleteResume_updateCompatDisplayInsets() {
         final ActivityRecord activity = new ActivityBuilder(mAtm).setCreateTask(true).build();
-        doReturn(true).when(activity).shouldCreateCompatDisplayInsets();
+        doReturn(true).when(activity).shouldCreateAppCompatDisplayInsets();
         activity.setState(RESUMED, "test");
         activity.completeResumeLocked();
-        assertNotNull(activity.getCompatDisplayInsets());
+        assertNotNull(activity.getAppCompatDisplayInsets());
     }
 
     /**
diff --git a/services/tests/wmtests/src/com/android/server/wm/AppCompatActivityRobot.java b/services/tests/wmtests/src/com/android/server/wm/AppCompatActivityRobot.java
index c788f3b..d7cef59 100644
--- a/services/tests/wmtests/src/com/android/server/wm/AppCompatActivityRobot.java
+++ b/services/tests/wmtests/src/com/android/server/wm/AppCompatActivityRobot.java
@@ -209,7 +209,7 @@
     }
 
     void setShouldCreateCompatDisplayInsets(boolean enabled) {
-        doReturn(enabled).when(mActivityStack.top()).shouldCreateCompatDisplayInsets();
+        doReturn(enabled).when(mActivityStack.top()).shouldCreateAppCompatDisplayInsets();
     }
 
     void setTopActivityInSizeCompatMode(boolean inScm) {
diff --git a/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java b/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
index 1e1055b..5bb4378 100644
--- a/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
@@ -957,12 +957,12 @@
                 .setResizeMode(ActivityInfo.RESIZE_MODE_UNRESIZEABLE)
                 .setScreenOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT)
                 .build();
-        assertTrue(activity.shouldCreateCompatDisplayInsets());
+        assertTrue(activity.shouldCreateAppCompatDisplayInsets());
 
         // The non-resizable activity should not be size compat because it is on a resizable task
         // in multi-window mode.
         mTask.setWindowingMode(WindowConfiguration.WINDOWING_MODE_FREEFORM);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
         // Activity should not be sandboxed.
         assertMaxBoundsInheritDisplayAreaBounds();
 
@@ -971,7 +971,7 @@
         mTask.mDisplayContent.getDefaultTaskDisplayArea()
                 .setWindowingMode(WindowConfiguration.WINDOWING_MODE_FREEFORM);
         mTask.setWindowingMode(WindowConfiguration.WINDOWING_MODE_FULLSCREEN);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
         // Activity should not be sandboxed.
         assertMaxBoundsInheritDisplayAreaBounds();
     }
@@ -986,7 +986,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */true,
                 RESIZE_MODE_UNRESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -999,7 +999,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */false,
                 RESIZE_MODE_UNRESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
-        assertTrue(activity.shouldCreateCompatDisplayInsets());
+        assertTrue(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1012,7 +1012,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */false,
                 RESIZE_MODE_RESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1026,7 +1026,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */false,
                 RESIZE_MODE_UNRESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1040,7 +1040,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */false,
                 RESIZE_MODE_UNRESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1054,7 +1054,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */true,
                 RESIZE_MODE_RESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
-        assertTrue(activity.shouldCreateCompatDisplayInsets());
+        assertTrue(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1068,7 +1068,7 @@
         // Create an activity on the same task.
         final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */true,
                 RESIZE_MODE_RESIZEABLE, ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED);
-        assertTrue(activity.shouldCreateCompatDisplayInsets());
+        assertTrue(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1090,7 +1090,7 @@
         doReturn(USER_MIN_ASPECT_RATIO_FULLSCREEN)
                 .when(activity.mAppCompatController.getAppCompatAspectRatioOverrides())
                 .getUserMinAspectRatioOverrideCode();
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -1110,7 +1110,7 @@
         doReturn(true).when(
                 activity.mAppCompatController.getAppCompatAspectRatioOverrides())
                     .isSystemOverrideToFullscreenEnabled();
-        assertFalse(activity.shouldCreateCompatDisplayInsets());
+        assertFalse(activity.shouldCreateAppCompatDisplayInsets());
     }
 
     @Test
@@ -3256,7 +3256,7 @@
         // Activity max bounds are sandboxed since app may enter size compat mode.
         assertActivityMaxBoundsSandboxed();
         assertFalse(mActivity.inSizeCompatMode());
-        assertTrue(mActivity.shouldCreateCompatDisplayInsets());
+        assertTrue(mActivity.shouldCreateAppCompatDisplayInsets());
 
         // Resize display to half the width.
         resizeDisplay(mActivity.getDisplayContent(), 500, 1000);
@@ -4102,8 +4102,8 @@
         // To force config to update again but with the same landscape orientation.
         activity.setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_SENSOR_LANDSCAPE);
 
-        assertTrue(activity.shouldCreateCompatDisplayInsets());
-        assertNotNull(activity.getCompatDisplayInsets());
+        assertTrue(activity.shouldCreateAppCompatDisplayInsets());
+        assertNotNull(activity.getAppCompatDisplayInsets());
         // Activity is not letterboxed for fixed orientation because orientation is respected
         // with insets, and should not be in size compat mode
         assertFalse(activity.mAppCompatController.getAppCompatAspectRatioPolicy()
diff --git a/services/tests/wmtests/src/com/android/server/wm/TaskTests.java b/services/tests/wmtests/src/com/android/server/wm/TaskTests.java
index 0a592f2..55f74e9d 100644
--- a/services/tests/wmtests/src/com/android/server/wm/TaskTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/TaskTests.java
@@ -867,8 +867,8 @@
         // Without limiting to be inside the parent bounds, the out screen size should keep relative
         // to the input bounds.
         final ActivityRecord activity = new ActivityBuilder(mAtm).setTask(task).build();
-        final ActivityRecord.CompatDisplayInsets compatInsets =
-                new ActivityRecord.CompatDisplayInsets(
+        final AppCompatDisplayInsets compatInsets =
+                new AppCompatDisplayInsets(
                         display, activity, /* letterboxedContainerBounds */ null,
                         /* useOverrideInsets */ false);
         final TaskFragment.ConfigOverrideHint overrideHint = new TaskFragment.ConfigOverrideHint();
diff --git a/services/tests/wmtests/src/com/android/server/wm/TransparentPolicyTest.java b/services/tests/wmtests/src/com/android/server/wm/TransparentPolicyTest.java
index 29f6360..fa28d11 100644
--- a/services/tests/wmtests/src/com/android/server/wm/TransparentPolicyTest.java
+++ b/services/tests/wmtests/src/com/android/server/wm/TransparentPolicyTest.java
@@ -322,9 +322,9 @@
                     a.checkTopActivityInSizeCompatMode(/* inScm */ true);
 
                     ta.launchTransparentActivityInTask();
-                    a.assertNotNullOnTopActivity(ActivityRecord::getCompatDisplayInsets);
+                    a.assertNotNullOnTopActivity(ActivityRecord::getAppCompatDisplayInsets);
                     a.applyToTopActivity(ActivityRecord::clearSizeCompatMode);
-                    a.assertNullOnTopActivity(ActivityRecord::getCompatDisplayInsets);
+                    a.assertNullOnTopActivity(ActivityRecord::getAppCompatDisplayInsets);
                 });
             });
         });