[Home] Move bottom sheet classes to widget/bottomsheet

chrome/android/java/src/org/chromium/chrome/browser/widget/EmptyBottomSheetObserver.java

Index: chrome/android/java/src/org/chromium/chrome/browser/widget/EmptyBottomSheetObserver.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/widget/EmptyBottomSheetObserver.java b/chrome/android/java/src/org/chromium/chrome/browser/widget/EmptyBottomSheetObserver.java
deleted file mode 100644
index 37950407b4e783a5b20580dea5839ade91f80857..0000000000000000000000000000000000000000
--- a/chrome/android/java/src/org/chromium/chrome/browser/widget/EmptyBottomSheetObserver.java
+++ /dev/null
@@ -1,25 +0,0 @@
-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.chrome.browser.widget;
-
-/**
- * An empty base implementation of the {@link BottomSheetObserver} interface.
- */
-public class EmptyBottomSheetObserver implements BottomSheetObserver {
-    @Override
-    public void onSheetOpened() {}
-
-    @Override
-    public void onSheetClosed() {}
-
-    @Override
-    public void onLoadUrl(String url) {}
-
-    @Override
-    public void onSheetOffsetChanged(float heightFraction) {}
-
-    @Override
-    public void onTransitionPeekToHalf(float transitionFraction) {}
-}