Land ENABLE_TASKBAR_IN_OVERVIEW

Fix: 270393449
Test: manual
Change-Id: I731bfa8ee86154fd034781e27272abc81a6fe6c6
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 347c492..9ff2cfc 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -112,7 +112,6 @@
 import com.android.launcher3.LauncherAnimationRunner.RemoteAnimationFactory;
 import com.android.launcher3.anim.AnimationSuccessListener;
 import com.android.launcher3.anim.AnimatorListeners;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.dragndrop.DragLayer;
 import com.android.launcher3.icons.FastBitmapDrawable;
 import com.android.launcher3.model.data.ItemInfo;
@@ -557,11 +556,7 @@
 
             final boolean scrimEnabled = ENABLE_SCRIM_FOR_APP_LAUNCH.get();
             if (scrimEnabled) {
-                boolean useTaskbarColor = mDeviceProfile.isTaskbarPresentInApps
-                        && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get();
-                int scrimColor = useTaskbarColor
-                        ? mLauncher.getResources().getColor(R.color.taskbar_background)
-                        : Themes.getAttrColor(mLauncher, R.attr.overviewScrimColor);
+                int scrimColor = Themes.getAttrColor(mLauncher, R.attr.overviewScrimColor);
                 int scrimColorTrans = ColorUtils.setAlphaComponent(scrimColor, 0);
                 int[] colors = isAppOpening
                         ? new int[]{scrimColorTrans, scrimColor}
@@ -575,29 +570,6 @@
                     scrim.setDuration(CONTENT_SCRIM_DURATION);
                     scrim.setInterpolator(DEACCEL_1_5);
 
-                    if (useTaskbarColor) {
-                        // Hide the taskbar background color since it would duplicate the scrim.
-                        scrim.addListener(new AnimatorListenerAdapter() {
-                            @Override
-                            public void onAnimationStart(Animator animation) {
-                                LauncherTaskbarUIController taskbarUIController =
-                                        mLauncher.getTaskbarUIController();
-                                if (taskbarUIController != null) {
-                                    taskbarUIController.forceHideBackground(true);
-                                }
-                            }
-
-                            @Override
-                            public void onAnimationEnd(Animator animation) {
-                                LauncherTaskbarUIController taskbarUIController =
-                                        mLauncher.getTaskbarUIController();
-                                if (taskbarUIController != null) {
-                                    taskbarUIController.forceHideBackground(false);
-                                }
-                            }
-                        });
-                    }
-
                     launcherAnimator.play(scrim);
                 }
             }
diff --git a/quickstep/src/com/android/launcher3/taskbar/FallbackTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/FallbackTaskbarUIController.java
index ff7c138..c165750 100644
--- a/quickstep/src/com/android/launcher3/taskbar/FallbackTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/FallbackTaskbarUIController.java
@@ -82,7 +82,8 @@
     public Animator createAnimToRecentsState(RecentsState toState, long duration) {
         boolean useStashedLauncherState = toState.hasOverviewActions();
         boolean stashedLauncherState =
-                useStashedLauncherState && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get();
+                useStashedLauncherState && FeatureFlags.ENABLE_GRID_ONLY_OVERVIEW.get()
+                        && toState == RecentsState.MODAL_TASK;
         TaskbarStashController stashController = mControllers.taskbarStashController;
         // Set both FLAG_IN_STASHED_LAUNCHER_STATE and FLAG_IN_APP to ensure the state is respected.
         // For all other states, just use the current stashed-in-app setting (e.g. if long clicked).
diff --git a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
index 3046076..b00c4cb 100644
--- a/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/LauncherTaskbarUIController.java
@@ -41,7 +41,6 @@
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.anim.AnimatedFloat;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.logging.InstanceId;
 import com.android.launcher3.logging.InstanceIdSequence;
 import com.android.launcher3.model.data.ItemInfo;
@@ -86,7 +85,6 @@
             };
 
     // Initialized in init.
-    private AnimatedFloat mTaskbarOverrideBackgroundAlpha;
     private TaskbarKeyguardController mKeyguardController;
     private final TaskbarLauncherStateController
             mTaskbarLauncherStateController = new TaskbarLauncherStateController();
@@ -100,8 +98,6 @@
         super.init(taskbarControllers);
 
         mTaskbarLauncherStateController.init(mControllers, mLauncher);
-        mTaskbarOverrideBackgroundAlpha = mControllers.taskbarDragLayerController
-                .getOverrideBackgroundAlpha();
 
         mLauncher.setTaskbarUIController(this);
         mKeyguardController = taskbarControllers.taskbarKeyguardController;
@@ -256,13 +252,6 @@
     }
 
     /**
-     * Sets whether the background behind the taskbar/nav bar should be hidden.
-     */
-    public void forceHideBackground(boolean forceHide) {
-        mTaskbarOverrideBackgroundAlpha.updateValue(forceHide ? 0 : 1);
-    }
-
-    /**
      * Starts a Taskbar EDU flow, if the user should see one upon launching an application.
      */
     public void showEduOnAppLaunch() {
@@ -318,21 +307,6 @@
                 instanceId);
     }
 
-    @Override
-    public void setSystemGestureInProgress(boolean inProgress) {
-        super.setSystemGestureInProgress(inProgress);
-        if (DisplayController.isTransientTaskbar(mLauncher)) {
-            forceHideBackground(false);
-            return;
-        }
-        if (!FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            // Launcher's ScrimView will draw the background throughout the gesture. But once the
-            // gesture ends, start drawing taskbar's background again since launcher might stop
-            // drawing.
-            forceHideBackground(inProgress);
-        }
-    }
-
     /**
      * Animates Taskbar elements during a transition to a Launcher state that should use in-app
      * layouts.
@@ -401,10 +375,6 @@
     public void dumpLogs(String prefix, PrintWriter pw) {
         super.dumpLogs(prefix, pw);
 
-        pw.println(String.format(
-                "%s\tmTaskbarOverrideBackgroundAlpha=%.2f",
-                prefix,
-                mTaskbarOverrideBackgroundAlpha.value));
         pw.println(String.format("%s\tTaskbar in-app display progress:", prefix));
         mTaskbarInAppDisplayProgressMultiProp.dump(
                 prefix + "\t",
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
index 267bee1..7c4071f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
@@ -127,10 +127,6 @@
         return mAssistantBgTaskbar;
     }
 
-    public AnimatedFloat getOverrideBackgroundAlpha() {
-        return mBgOverride;
-    }
-
     public AnimatedFloat getTaskbarBackgroundOffset() {
         return mBgOffset;
     }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
index 8125fc8..e578720 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/BackgroundAppState.java
@@ -24,9 +24,7 @@
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
-import com.android.launcher3.R;
 import com.android.launcher3.allapps.AllAppsTransitionController;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.quickstep.util.LayoutUtils;
 import com.android.quickstep.views.DesktopTaskView;
 import com.android.quickstep.views.RecentsView;
@@ -103,10 +101,6 @@
 
     @Override
     public int getWorkspaceScrimColor(Launcher launcher) {
-        DeviceProfile dp = launcher.getDeviceProfile();
-        if (dp.isTaskbarPresentInApps && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            return launcher.getColor(R.color.taskbar_background);
-        }
         return Color.TRANSPARENT;
     }
 
diff --git a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
index 233ed46..d2f9294 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/states/OverviewState.java
@@ -26,7 +26,6 @@
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.R;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.Themes;
 import com.android.quickstep.util.LayoutUtils;
@@ -104,13 +103,8 @@
     }
 
     @Override
-    public boolean isTaskbarStashed(Launcher launcher) {
-        return !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get();
-    }
-
-    @Override
     public boolean isTaskbarAlignedWithHotseat(Launcher launcher) {
-        return !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get();
+        return false;
     }
 
     @Override
diff --git a/quickstep/src/com/android/quickstep/views/OverviewActionsView.java b/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
index 1058e99..409504b 100644
--- a/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
+++ b/quickstep/src/com/android/quickstep/views/OverviewActionsView.java
@@ -261,26 +261,8 @@
      * Offsets OverviewActionsView horizontal position based on 3 button nav container in taskbar.
      */
     private void updatePadding() {
-        if (mDp == null) {
-            return;
-        }
-        boolean largeScreenLandscape = mDp.isTablet && !mDp.isTwoPanels && mDp.isLandscape;
-        // If in 3-button mode, shift action buttons to accommodate 3-button layout.
-        // (Special exception for landscape tablets, where there is enough room and we don't need to
-        // shift the action buttons.)
-        if (mDp.areNavButtonsInline && !largeScreenLandscape
-                // If taskbar is in overview, overview action has dedicated space above nav buttons
-                && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            // Add extra horizontal spacing
-            int additionalPadding = mDp.hotseatBarEndOffset;
-            if (isLayoutRtl()) {
-                setPadding(mInsets.left + additionalPadding, 0, mInsets.right, 0);
-            } else {
-                setPadding(mInsets.left, 0, mInsets.right + additionalPadding, 0);
-            }
-        } else {
-            setPadding(mInsets.left, 0, mInsets.right, 0);
-        }
+        // If taskbar is in overview, overview action has dedicated space above nav buttons
+        setPadding(mInsets.left, 0, mInsets.right, 0);
     }
 
     /** Updates vertical margins for different navigation mode or configuration changes. */
@@ -300,11 +282,6 @@
             return 0;
         }
 
-        if (!mDp.isGestureMode && mDp.isTaskbarPresent
-                && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            return mDp.getOverviewActionsClaimedSpaceBelow();
-        }
-
         if (mDp.isTablet && FeatureFlags.ENABLE_GRID_ONLY_OVERVIEW.get()) {
             return mDp.stashedTaskbarSize;
         }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index 1122e80..ffb6e2a 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -44,7 +44,6 @@
 import static com.android.launcher3.anim.Interpolators.clampToProgress;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_GRID_ONLY_OVERVIEW;
 import static com.android.launcher3.config.FeatureFlags.ENABLE_LAUNCH_FROM_STAGED_APP;
-import static com.android.launcher3.config.FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_OVERVIEW_ACTIONS_SPLIT;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_CLEAR_ALL;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASK_DISMISS_SWIPE_UP;
@@ -3681,8 +3680,7 @@
                         removeViewInLayout(mClearAllButton);
                         if (isHomeTaskDismissed) {
                             updateEmptyMessage();
-                        } else if (!(ENABLE_TASKBAR_IN_OVERVIEW.get() &&
-                                mSplitSelectStateController.isSplitSelectActive())) {
+                        } else if (!mSplitSelectStateController.isSplitSelectActive()) {
                             startHome();
                         }
                     } else {
@@ -3785,8 +3783,7 @@
         mActionsView.updateHiddenFlags(HIDDEN_SPLIT_SELECT_ACTIVE, isSplitSelectionActive());
         mActionsView.updateSplitButtonHiddenFlags(FLAG_IS_NOT_TABLET,
                 !mActivity.getDeviceProfile().isTablet);
-        mActionsView.updateSplitButtonDisabledFlags(FLAG_SINGLE_TASK,
-                !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get() && getTaskViewCount() <= 1);
+        mActionsView.updateSplitButtonDisabledFlags(FLAG_SINGLE_TASK, /*enable=*/ false);
         if (DESKTOP_MODE_SUPPORTED) {
             boolean isCurrentDesktop = getCurrentPageTaskView() instanceof DesktopTaskView;
             mActionsView.updateHiddenFlags(HIDDEN_DESKTOP, isCurrentDesktop);
diff --git a/quickstep/src/com/android/quickstep/views/SplitInstructionsView.java b/quickstep/src/com/android/quickstep/views/SplitInstructionsView.java
index b0b111d..0d9e412 100644
--- a/quickstep/src/com/android/quickstep/views/SplitInstructionsView.java
+++ b/quickstep/src/com/android/quickstep/views/SplitInstructionsView.java
@@ -16,8 +16,6 @@
 
 package com.android.quickstep.views;
 
-import static com.android.launcher3.util.NavigationMode.THREE_BUTTONS;
-
 import android.content.Context;
 import android.util.AttributeSet;
 import android.util.FloatProperty;
@@ -27,11 +25,8 @@
 import androidx.annotation.Nullable;
 import androidx.appcompat.widget.AppCompatTextView;
 
-import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
-import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.statemanager.StatefulActivity;
-import com.android.launcher3.util.DisplayController;
 
 /**
  * A rounded rectangular component containing a single TextView.
@@ -103,36 +98,10 @@
                         this,
                         mLauncher.getDeviceProfile(),
                         getMeasuredHeight(),
-                        getMeasuredWidth(),
-                        getThreeButtonNavShift()
+                        getMeasuredWidth()
                 );
     }
 
-    // In some cases, when user is using 3-button nav, there isn't enough room for both the
-    // 3-button nav and a centered SplitInstructionsView. This function will return an int that will
-    // be used to shift the SplitInstructionsView over a bit so that everything looks well-spaced.
-    // In many cases, this will return 0, since we don't need to shift it away from the center.
-    int getThreeButtonNavShift() {
-        DeviceProfile dp = mLauncher.getDeviceProfile();
-        if ((DisplayController.getNavigationMode(getContext()) == THREE_BUTTONS)
-                && ((dp.isTwoPanels) || (dp.isTablet && !dp.isLandscape))
-                // If taskbar is in overview, overview action has dedicated space above nav buttons
-                && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            int navButtonWidth = getResources().getDimensionPixelSize(
-                    R.dimen.taskbar_nav_buttons_size);
-            int extraMargin = getResources().getDimensionPixelSize(
-                    R.dimen.taskbar_split_instructions_margin);
-            // Explanation: The 3-button nav for non-phones sits on one side of the screen, taking
-            // up 3 buttons + a side margin worth of space. Our splitInstructionsView starts in the
-            // center of the screen and we want to center it in the remaining space, therefore we
-            // want to shift it over by half the 3-button layout's width.
-            // If the user is using an RtL layout, we shift it the opposite way.
-            return -((3 * navButtonWidth + extraMargin) / 2) * (isLayoutRtl() ? -1 : 1);
-        } else {
-            return 0;
-        }
-    }
-
     public AppCompatTextView getTextView() {
         return mTextView;
     }
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index ba6e547..82758bf 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -415,10 +415,6 @@
     <dimen name="split_instructions_elevation">1dp</dimen>
     <dimen name="split_instructions_horizontal_padding">24dp</dimen>
     <dimen name="split_instructions_vertical_padding">12dp</dimen>
-    <dimen name="split_instructions_bottom_margin_tablet_landscape">32dp</dimen>
-    <dimen name="split_instructions_bottom_margin_tablet_portrait">44dp</dimen>
-    <dimen name="split_instructions_bottom_margin_twopanels_landscape">33dp</dimen>
-    <dimen name="split_instructions_bottom_margin_twopanels_portrait">51dp</dimen>
     <dimen name="split_instructions_bottom_margin_phone_landscape">24dp</dimen>
     <dimen name="split_instructions_bottom_margin_phone_portrait">60dp</dimen>
     
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 8a90d0e..87ee4f6 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -1417,14 +1417,7 @@
      */
     public int getOverviewActionsClaimedSpaceBelow() {
         if (isTaskbarPresent) {
-            if (FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-                return transientTaskbarSize + transientTaskbarMargin * 2;
-            }
-
-            return isGestureMode
-                    ? stashedTaskbarSize
-                    // Align vertically to where nav buttons are.
-                    : ((taskbarSize - overviewActionsHeight) / 2) + getTaskbarOffsetY();
+            return transientTaskbarSize + transientTaskbarMargin * 2;
         }
         return mInsets.bottom;
     }
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index db2b759..25100d9 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -216,10 +216,6 @@
             "ENABLE_ALL_APPS_ONE_SEARCH_IN_TASKBAR", false,
             "Enables One Search box in Taskbar All Apps.");
 
-    public static final BooleanFlag ENABLE_TASKBAR_IN_OVERVIEW = getDebugFlag(270393449,
-            "ENABLE_TASKBAR_IN_OVERVIEW", true,
-            "Enables accessing the system Taskbar in overview.");
-
     public static final BooleanFlag ENABLE_SPLIT_FROM_WORKSPACE = getDebugFlag(270393906,
             "ENABLE_SPLIT_FROM_WORKSPACE", true,
             "Enable initiating split screen from workspace.");
diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index cf470f4..c356da9 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -448,7 +448,7 @@
 
     @Override
     public void setSplitInstructionsParams(View out, DeviceProfile dp, int splitInstructionsHeight,
-            int splitInstructionsWidth, int threeButtonNavShift) {
+            int splitInstructionsWidth) {
         out.setPivotX(0);
         out.setPivotY(splitInstructionsHeight);
         out.setRotation(getDegreesRotated());
diff --git a/src/com/android/launcher3/touch/PagedOrientationHandler.java b/src/com/android/launcher3/touch/PagedOrientationHandler.java
index 6234462..39ef129 100644
--- a/src/com/android/launcher3/touch/PagedOrientationHandler.java
+++ b/src/com/android/launcher3/touch/PagedOrientationHandler.java
@@ -142,7 +142,7 @@
      * @param splitInstructionsWidth  The SplitInstructionView's width.
      */
     void setSplitInstructionsParams(View out, DeviceProfile dp, int splitInstructionsHeight,
-            int splitInstructionsWidth, int threeButtonNavShift);
+            int splitInstructionsWidth);
 
     /**
      * @param splitDividerSize height of split screen drag handle in portrait, width in landscape
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 75378f6..628aa9a 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -27,7 +27,6 @@
 import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_X;
 import static com.android.launcher3.LauncherAnimUtils.VIEW_TRANSLATE_Y;
 import static com.android.launcher3.touch.SingleAxisSwipeDetector.VERTICAL;
-import static com.android.launcher3.util.NavigationMode.THREE_BUTTONS;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_BOTTOM_OR_RIGHT;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_POSITION_TOP_OR_LEFT;
 import static com.android.launcher3.util.SplitConfigurationOptions.STAGE_TYPE_MAIN;
@@ -51,8 +50,6 @@
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
-import com.android.launcher3.config.FeatureFlags;
-import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.SplitConfigurationOptions;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
@@ -517,57 +514,29 @@
 
     @Override
     public void setSplitInstructionsParams(View out, DeviceProfile dp, int splitInstructionsHeight,
-            int splitInstructionsWidth, int threeButtonNavShift) {
+            int splitInstructionsWidth) {
         out.setPivotX(0);
         out.setPivotY(splitInstructionsHeight);
         out.setRotation(getDegreesRotated());
         int distanceToEdge;
-        if ((DisplayController.getNavigationMode(out.getContext()) == THREE_BUTTONS)
-                && (dp.isTwoPanels || dp.isTablet)
-                // If taskbar is in overview, overview action has dedicated space above nav buttons
-                && !FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()) {
-            // If 3-button nav is active, align the splitInstructionsView with it.
-            distanceToEdge = dp.getTaskbarOffsetY()
-                    + ((dp.taskbarSize - splitInstructionsHeight) / 2);
-        } else {
-            // If 3-button nav is not active, set bottom margin according to spec.
-            if (dp.isPhone) {
-                if (dp.isLandscape) {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_phone_landscape);
-                } else {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_phone_portrait);
-                }
-            } else if (dp.isTwoPanels) {
-                if (dp.isLandscape) {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_twopanels_landscape);
-                } else {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_twopanels_portrait);
-                }
+        if (dp.isPhone) {
+            if (dp.isLandscape) {
+                distanceToEdge = out.getResources().getDimensionPixelSize(
+                        R.dimen.split_instructions_bottom_margin_phone_landscape);
             } else {
-                if (dp.isLandscape) {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_tablet_landscape);
-                } else {
-                    distanceToEdge = out.getResources().getDimensionPixelSize(
-                            R.dimen.split_instructions_bottom_margin_tablet_portrait);
-                }
+                distanceToEdge = out.getResources().getDimensionPixelSize(
+                        R.dimen.split_instructions_bottom_margin_phone_portrait);
             }
+        } else {
+            distanceToEdge = dp.getOverviewActionsClaimedSpaceBelow();
         }
 
         // Center the view in case of unbalanced insets on left or right of screen
         int insetCorrectionX = (dp.getInsets().right - dp.getInsets().left) / 2;
         // Adjust for any insets on the bottom edge
         int insetCorrectionY = dp.getInsets().bottom;
-        // Adjust for taskbar in overview
-        int taskbarCorrectionY =
-                dp.isTaskbarPresent && FeatureFlags.ENABLE_TASKBAR_IN_OVERVIEW.get()
-                        ? dp.taskbarSize : 0;
-        out.setTranslationX(insetCorrectionX + threeButtonNavShift);
-        out.setTranslationY(-distanceToEdge + insetCorrectionY - taskbarCorrectionY);
+        out.setTranslationX(insetCorrectionX);
+        out.setTranslationY(-distanceToEdge + insetCorrectionY);
         FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) out.getLayoutParams();
         lp.gravity = CENTER_HORIZONTAL | BOTTOM;
         out.setLayoutParams(lp);
diff --git a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
index 3363443..ec01231 100644
--- a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
@@ -184,7 +184,7 @@
 
     @Override
     public void setSplitInstructionsParams(View out, DeviceProfile dp, int splitInstructionsHeight,
-            int splitInstructionsWidth, int threeButtonNavShift) {
+            int splitInstructionsWidth) {
         out.setPivotX(0);
         out.setPivotY(splitInstructionsHeight);
         out.setRotation(getDegreesRotated());