Fix taskbar 3-button truncation on rotate

- Fixed truncation issue in overview and home on rotation
- Fixed 3 buttons translating incorrectly when switching to/from overview

Fixes: 205057824
Fixes: 215482458
Test: Manual
Change-Id: I0b89010a2b6ed03a34c3443fc6e1edc81f8d9f20
Merged-In: I0b89010a2b6ed03a34c3443fc6e1edc81f8d9f20
(cherry picked from commit 8aa99c72b1)

quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java

@@ -289,10 +289,12 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
     }
 
     public void onRotationChanged(DeviceProfile deviceProfile) {
-        if (areIconsVisible()) {
+        if (mControllers.taskbarStashController.isInApp()) {
             // We only translate on rotation when on home
             return;
         }
+        mActivity.setTaskbarWindowHeight(
+                deviceProfile.taskbarSize + deviceProfile.getTaskbarOffsetY());
         mTaskbarNavButtonTranslationY.updateValue(-deviceProfile.getTaskbarOffsetY());
     }