Rename: Drop 'Container' from BubbleExpandedViewContainer

Test: atest BubbleControllerTest / it compiles
Bug: 123543995
Change-Id: I4ff194966edffd7d314bd9aade1ebb2bb6d2f7d2
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
index f36dca7..bd8012c 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
@@ -70,7 +70,7 @@
  * The controller manages addition, removal, and visible state of bubbles on screen.
  */
 @Singleton
-public class BubbleController implements BubbleExpandedViewContainer.OnBubbleBlockedListener {
+public class BubbleController implements BubbleExpandedView.OnBubbleBlockedListener {
     private static final int MAX_BUBBLES = 5; // TODO: actually enforce this
 
     private static final String TAG = "BubbleController";