Refactor Samsung SmartClip implementation.

content/public/android/java/src/org/chromium/content_public/browser/SmartClipCallback.java

Index: content/public/android/java/src/org/chromium/content_public/browser/SmartClipCallback.java
diff --git a/content/public/android/java/src/org/chromium/content_public/browser/SmartClipCallback.java b/content/public/android/java/src/org/chromium/content_public/browser/SmartClipCallback.java
new file mode 100644
index 0000000000000000000000000000000000000000..c871482f48defb4d4f955fffecf713e6917b76b1
--- /dev/null
+++ b/content/public/android/java/src/org/chromium/content_public/browser/SmartClipCallback.java
@@ -0,0 +1,13 @@
+// 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.content_public.browser;
+
+/**
+  * An interface that allows the embedder to be notified when the results of
+  * extractSmartClipData are available.
+  */
+public abstract class SmartClipCallback {

[boliu, 2017/02/06 13:08:09]

only one method here, interface is better than abstract class

[aelias_OOO_until_Jul13, 2017/02/07 20:48:13]

Done.

+    public abstract void onSmartClipDataExtracted(String text, String html);
+}