Remove replaced BubbleMetadata methods from SDK.

Prior to finalization, we need to remove all methods which were
replaced but kept around for short-term compatibility purposes.
BubbleMetadata had a few methods that fell into this category that had
yet to be removed.

Bug: 152761169
Test: build
Change-Id: Ic9f8d600721e15119fc28d308ff1bc444d61e399
diff --git a/api/removed.txt b/api/removed.txt
index 077c915..cddccb3 100644
--- a/api/removed.txt
+++ b/api/removed.txt
@@ -20,6 +20,16 @@
     method @Deprecated public void setLatestEventInfo(android.content.Context, CharSequence, CharSequence, android.app.PendingIntent);
   }
 
+  public static final class Notification.BubbleMetadata implements android.os.Parcelable {
+    method @Deprecated @Nullable public android.graphics.drawable.Icon getBubbleIcon();
+    method @Deprecated @Nullable public android.app.PendingIntent getBubbleIntent();
+  }
+
+  public static final class Notification.BubbleMetadata.Builder {
+    method @Deprecated @NonNull public android.app.Notification.BubbleMetadata.Builder createIntentBubble(@NonNull android.app.PendingIntent, @NonNull android.graphics.drawable.Icon);
+    method @Deprecated @NonNull public android.app.Notification.BubbleMetadata.Builder createShortcutBubble(@NonNull String);
+  }
+
   public static class Notification.Builder {
     method @Deprecated public android.app.Notification.Builder setChannel(String);
     method @Deprecated public android.app.Notification.Builder setTimeout(long);