[Custom Tabs] Implement "Read It Later" Behind a Flag

chrome/android/java/src/org/chromium/chrome/browser/tabmodel/TabReparentingParams.java

 // Copyright 2016 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.tabmodel;
 
 import android.content.Intent;
 
 import org.chromium.chrome.browser.tab.Tab;
 import org.chromium.content_public.browser.LoadUrlParams;
 import org.chromium.content_public.browser.WebContents;
 
 /**
  * Class for handling tab reparenting operations across multiple activities.
  */
 public class TabReparentingParams implements AsyncTabParams {
     private final Tab mTabToReparent;
     private final Intent mOriginalIntent;
     private final Runnable mFinalizeCallback;
+    private final boolean mStayInChrome;
 
     /**
      * Basic constructor for {@link TabReparentingParams}.
      */
-    public TabReparentingParams(
-            Tab tabToReparent, Intent originalIntent, Runnable finalizeCallback) {
+    public TabReparentingParams(Tab tabToReparent, Intent originalIntent, Runnable finalizeCallback,
+            boolean stayInChrome) {
         mTabToReparent = tabToReparent;
         mOriginalIntent = originalIntent;
         mFinalizeCallback = finalizeCallback;
+        mStayInChrome = stayInChrome;
     }
 
     @Override
     public LoadUrlParams getLoadUrlParams() {
         return null;
     }
 
     @Override
     public Intent getOriginalIntent() {
         return mOriginalIntent;
     }
 
     @Override
     public Integer getRequestId() {
         return null;
     }
 
     @Override
     public WebContents getWebContents() {
         return null;
     }
 
     @Override
     public Tab getTabToReparent() {
         return mTabToReparent;
     }
 
     /**
+     * @return Whether the user should stay in Chrome after the tab is reparented.
+     */
+    public boolean shouldStayInChrome() {
+        return mStayInChrome;
+    }
+
+    /**
      * Carry out any remaining finalization to be done after the tab is reparented.
      */
     public void finalizeTabReparenting() {
         if (mFinalizeCallback != null) mFinalizeCallback.run();
     }
 
     @Override
     public void destroy() {
         if (mTabToReparent != null) mTabToReparent.destroy();
     }
 }