diff --git a/services/core/java/com/android/server/wm/DisplayContent.java b/services/core/java/com/android/server/wm/DisplayContent.java
index 3b90b7e0fcd48..12def36019b0c 100644
--- a/services/core/java/com/android/server/wm/DisplayContent.java
+++ b/services/core/java/com/android/server/wm/DisplayContent.java
@@ -240,7 +240,7 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
     private final int mDisplayId;
 
     // TODO: Remove once unification is complete.
-    ActivityDisplay mAcitvityDisplay;
+    ActivityDisplay mActivityDisplay;
 
     /** The containers below are the only child containers the display can have. */
     // Contains all window containers that are related to apps (Activities)
@@ -852,7 +852,7 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
     DisplayContent(Display display, WindowManagerService service,
             ActivityDisplay activityDisplay) {
         super(service);
-        mAcitvityDisplay = activityDisplay;
+        mActivityDisplay = activityDisplay;
         if (service.mRoot.getDisplayContent(display.getDisplayId()) != null) {
             throw new IllegalArgumentException("Display with ID=" + display.getDisplayId()
                     + " already exists=" + service.mRoot.getDisplayContent(display.getDisplayId())
@@ -1136,8 +1136,8 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
      * values from being replaced by the initializing {@link #ActivityDisplay}.
      */
     void initializeDisplayOverrideConfiguration() {
-        if (mAcitvityDisplay != null) {
-            mAcitvityDisplay.getRequestedOverrideConfiguration()
+        if (mActivityDisplay != null) {
+            mActivityDisplay.getRequestedOverrideConfiguration()
                     .updateFrom(getRequestedOverrideConfiguration());
         }
     }
@@ -1165,10 +1165,10 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
     }
 
     void sendNewConfiguration() {
-        if (!isReady() || mAcitvityDisplay == null) {
+        if (!isReady() || mActivityDisplay == null) {
             return;
         }
-        final boolean configUpdated = mAcitvityDisplay.updateDisplayOverrideConfigurationLocked();
+        final boolean configUpdated = mActivityDisplay.updateDisplayOverrideConfigurationLocked();
         if (configUpdated) {
             return;
         }
@@ -1199,7 +1199,7 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
 
         if (handled && requestingContainer instanceof ActivityRecord) {
             final ActivityRecord activityRecord = (ActivityRecord) requestingContainer;
-            final boolean kept = mAcitvityDisplay.updateDisplayOverrideConfigurationLocked(
+            final boolean kept = mActivityDisplay.updateDisplayOverrideConfigurationLocked(
                     config, activityRecord, false /* deferResume */, null /* result */);
             activityRecord.frozenBeforeDestroy = true;
             if (!kept) {
@@ -1208,7 +1208,7 @@ class DisplayContent extends WindowContainer<DisplayContent.DisplayChildWindowCo
         } else {
             // We have a new configuration to push so we need to update ATMS for now.
             // TODO: Clean up display configuration push between ATMS and WMS after unification.
-            mAcitvityDisplay.updateDisplayOverrideConfigurationLocked(
+            mActivityDisplay.updateDisplayOverrideConfigurationLocked(
                     config, null /* starting */, false /* deferResume */, null);
         }
         return handled;
diff --git a/services/core/java/com/android/server/wm/RootActivityContainer.java b/services/core/java/com/android/server/wm/RootActivityContainer.java
index 8a47c5aa81a3f..f6e27de96d417 100644
--- a/services/core/java/com/android/server/wm/RootActivityContainer.java
+++ b/services/core/java/com/android/server/wm/RootActivityContainer.java
@@ -652,9 +652,9 @@ class RootActivityContainer extends ConfigurationContainer
             starting.frozenBeforeDestroy = true;
         }
 
-        if (displayContent != null && displayContent.mAcitvityDisplay != null) {
+        if (displayContent != null && displayContent.mActivityDisplay != null) {
             // Update the configuration of the activities on the display.
-            return displayContent.mAcitvityDisplay.updateDisplayOverrideConfigurationLocked(config,
+            return displayContent.mActivityDisplay.updateDisplayOverrideConfigurationLocked(config,
                     starting, deferResume, null /* result */);
         } else {
             return true;
diff --git a/services/core/java/com/android/server/wm/RootWindowContainer.java b/services/core/java/com/android/server/wm/RootWindowContainer.java
index 78fcb37aacd12..0c8cd4330d703 100644
--- a/services/core/java/com/android/server/wm/RootWindowContainer.java
+++ b/services/core/java/com/android/server/wm/RootWindowContainer.java
@@ -230,7 +230,7 @@ class RootWindowContainer extends WindowContainer<DisplayContent>
         final DisplayContent existing = getDisplayContent(displayId);
 
         if (existing != null) {
-            existing.mAcitvityDisplay = activityDisplay;
+            existing.mActivityDisplay = activityDisplay;
             existing.initializeDisplayOverrideConfiguration();
             return existing;
         }
@@ -1067,7 +1067,7 @@ class RootWindowContainer extends WindowContainer<DisplayContent>
     void positionChildAt(int position, DisplayContent child, boolean includingParents) {
         super.positionChildAt(position, child, includingParents);
         if (mRootActivityContainer != null) {
-            mRootActivityContainer.onChildPositionChanged(child.mAcitvityDisplay, position);
+            mRootActivityContainer.onChildPositionChanged(child.mActivityDisplay, position);
         }
     }
 
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 1f45cfb2f53dc..6db447d3e7ad3 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -7636,7 +7636,7 @@ public class WindowManagerService extends IWindowManager.Stub
             // to do so because it seems possible to resume activities as part of a larger
             // transaction and it's too early to resume based on current order when performing
             // updateTopResumedActivityIfNeeded().
-            displayContent.mAcitvityDisplay.ensureActivitiesVisible(null /* starting */,
+            displayContent.mActivityDisplay.ensureActivitiesVisible(null /* starting */,
                     0 /* configChanges */, !PRESERVE_WINDOWS, true /* notifyClients */);
         }
     }
diff --git a/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java b/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
index c48dc25662bd1..2ba3cbdadad40 100644
--- a/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java
@@ -706,13 +706,13 @@ public class DisplayContentTests extends WindowTestsBase {
 
         final ActivityStack stack =
                 new ActivityTestsBase.StackBuilder(mWm.mAtmService.mRootActivityContainer)
-                        .setDisplay(dc.mAcitvityDisplay).build();
+                        .setDisplay(dc.mActivityDisplay).build();
         final ActivityRecord activity = stack.topTask().getTopActivity();
 
         activity.setRequestedOrientation(newOrientation);
 
         final ArgumentCaptor<Configuration> captor = ArgumentCaptor.forClass(Configuration.class);
-        verify(dc.mAcitvityDisplay).updateDisplayOverrideConfigurationLocked(captor.capture(),
+        verify(dc.mActivityDisplay).updateDisplayOverrideConfigurationLocked(captor.capture(),
                 same(activity), anyBoolean(), same(null));
         final Configuration newDisplayConfig = captor.getValue();
         final int expectedOrientation = newOrientation == SCREEN_ORIENTATION_PORTRAIT
@@ -732,12 +732,12 @@ public class DisplayContentTests extends WindowTestsBase {
 
         final ActivityStack stack =
                 new ActivityTestsBase.StackBuilder(mWm.mAtmService.mRootActivityContainer)
-                        .setDisplay(dc.mAcitvityDisplay).build();
+                        .setDisplay(dc.mActivityDisplay).build();
         final ActivityRecord activity = stack.topTask().getTopActivity();
 
         activity.setRequestedOrientation(newOrientation);
 
-        verify(dc.mAcitvityDisplay, never()).updateDisplayOverrideConfigurationLocked(any(),
+        verify(dc.mActivityDisplay, never()).updateDisplayOverrideConfigurationLocked(any(),
                 eq(activity), anyBoolean(), same(null));
         assertEquals(dc.getDisplayRotation().getUserRotation(), dc.getRotation());
     }
diff --git a/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java b/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
index 6b28135f2b1c0..f353846202e60 100644
--- a/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
+++ b/services/tests/wmtests/src/com/android/server/wm/RecentsAnimationControllerTest.java
@@ -138,7 +138,7 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
     @Test
     public void testIncludedApps_expectTargetAndVisible() {
         mWm.setRecentsAnimationController(mController);
-        final ActivityStack homeStack = mDisplayContent.mAcitvityDisplay.getOrCreateStack(
+        final ActivityStack homeStack = mDisplayContent.mActivityDisplay.getOrCreateStack(
                 WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP);
         final AppWindowToken homeAppWindow =
                 new ActivityTestsBase.ActivityBuilder(mWm.mAtmService)
@@ -163,7 +163,7 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
     @Test
     public void testWallpaperIncluded_expectTarget() throws Exception {
         mWm.setRecentsAnimationController(mController);
-        final ActivityStack homeStack = mDisplayContent.mAcitvityDisplay.getOrCreateStack(
+        final ActivityStack homeStack = mDisplayContent.mActivityDisplay.getOrCreateStack(
                 WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP);
         final AppWindowToken homeAppWindow =
                 new ActivityTestsBase.ActivityBuilder(mWm.mAtmService)
@@ -192,7 +192,7 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
     @Test
     public void testWallpaperAnimatorCanceled_expectAnimationKeepsRunning() throws Exception {
         mWm.setRecentsAnimationController(mController);
-        final ActivityStack homeStack = mDisplayContent.mAcitvityDisplay.getOrCreateStack(
+        final ActivityStack homeStack = mDisplayContent.mActivityDisplay.getOrCreateStack(
                 WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP);
         final AppWindowToken homeAppWindow =
                 new ActivityTestsBase.ActivityBuilder(mWm.mAtmService)
@@ -223,7 +223,7 @@ public class RecentsAnimationControllerTest extends WindowTestsBase {
     @Test
     public void testFinish_expectTargetAndWallpaperAdaptersRemoved() {
         mWm.setRecentsAnimationController(mController);
-        final ActivityStack homeStack = mDisplayContent.mAcitvityDisplay.getOrCreateStack(
+        final ActivityStack homeStack = mDisplayContent.mActivityDisplay.getOrCreateStack(
                 WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP);
         final AppWindowToken homeAppWindow =
                 new ActivityTestsBase.ActivityBuilder(mWm.mAtmService)