Merge "Align ClearAllButton to centre when the ENABLE_GRID_ONLY_OVERVIEW is enabled" into udc-qpr-dev am: 622a3eacb3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23639282

Change-Id: I00afb637d32ea7d823a3b46ce5bf6b5e4726dfc4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

quickstep/src/com/android/quickstep/views/ClearAllButton.java

@@ -16,6 +16,8 @@
 
 package com.android.quickstep.views;
 
+import static com.android.launcher3.config.FeatureFlags.ENABLE_GRID_ONLY_OVERVIEW;
+
 import android.content.Context;
 import android.util.AttributeSet;
 import android.util.FloatProperty;
@@ -248,8 +250,15 @@ public class ClearAllButton extends Button {
      */
     private float getOriginalTranslationY() {
         DeviceProfile deviceProfile = mActivity.getDeviceProfile();
-        return deviceProfile.isTablet
-                ? deviceProfile.overviewRowSpacing
-                : deviceProfile.overviewTaskThumbnailTopMarginPx / 2.0f;
+        if (deviceProfile.isTablet) {
+            if (ENABLE_GRID_ONLY_OVERVIEW.get()) {
+                return (getRecentsView().getLastComputedTaskSize().height()
+                        + deviceProfile.overviewTaskThumbnailTopMarginPx) / 2.0f
+                        + deviceProfile.overviewRowSpacing;
+            } else {
+                return deviceProfile.overviewRowSpacing;
+            }
+        }
+        return deviceProfile.overviewTaskThumbnailTopMarginPx / 2.0f;
     }
 }