Update animations for TM-QPR: OverviewSplitSelect > Home transition

The animation from OverviewSplitSelect to Home is now updated to the latest spec. See bug for details.
- New timings
- FloatingTaskView now translates out, instead of fading
- FloatingTaskView and SplitInstructionsView now disappear concurrently with the rest of Overview, instead of afterward

Fixes: 236761067
Test: Manual on tablet and phone
Change-Id: Iaa1c804a60859232f331950098b67968cc187e82

src/com/android/launcher3/touch/LandscapePagedViewHandler.java

@@ -580,4 +580,22 @@ public class LandscapePagedViewHandler implements PagedOrientationHandler {
             FloatProperty secondary, DeviceProfile deviceProfile) {
         return new Pair<>(primary, secondary);
     }
+
+    @Override
+    public float getFloatingTaskOffscreenTranslationTarget(View floatingTask, RectF onScreenRect,
+            @StagePosition int stagePosition, DeviceProfile dp) {
+        float currentTranslationY = floatingTask.getTranslationY();
+        return currentTranslationY - onScreenRect.height();
+    }
+
+    @Override
+    public void setFloatingTaskPrimaryTranslation(View floatingTask, float translation,
+            DeviceProfile dp) {
+        floatingTask.setTranslationY(translation);
+    }
+
+    @Override
+    public Float getFloatingTaskPrimaryTranslation(View floatingTask, DeviceProfile dp) {
+        return floatingTask.getTranslationY();
+    }
 }