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

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

Index: chrome/android/java/src/org/chromium/chrome/browser/tabmodel/ChromeTabCreator.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/ChromeTabCreator.java b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/ChromeTabCreator.java
index 5737a77a46620802b58114b566c5e5f7369791cf..e8b2a3c2b42406d814ef696f84e199800f164e89 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/ChromeTabCreator.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/tabmodel/ChromeTabCreator.java
@@ -5,12 +5,10 @@
 package org.chromium.chrome.browser.tabmodel;
 
 import android.content.Intent;
-import android.os.Handler;
 import android.text.TextUtils;
 
 import org.chromium.base.SysUtils;
 import org.chromium.base.TraceEvent;
-import org.chromium.chrome.R;
 import org.chromium.chrome.browser.ChromeActivity;
 import org.chromium.chrome.browser.IntentHandler;
 import org.chromium.chrome.browser.ServiceTabLauncher;
@@ -27,13 +25,11 @@ import org.chromium.content_public.browser.WebContents;
 import org.chromium.content_public.common.Referrer;
 import org.chromium.ui.base.PageTransition;
 import org.chromium.ui.base.WindowAndroid;
-import org.chromium.ui.widget.Toast;
 
 /**
  * This class creates various kinds of new tabs and adds them to the right {@link TabModel}.
  */
 public class ChromeTabCreator extends TabCreatorManager.TabCreator {
-    private static final int VISIBLE_DURATION_MS = 600;
 
     private final ChromeActivity mActivity;
     private final WindowAndroid mNativeWindow;
@@ -162,20 +158,6 @@ public class ChromeTabCreator extends TabCreatorManager.TabCreator {
             }
 
             mTabModel.addTab(tab, position, type);
-
-            if (type == TabLaunchType.FROM_REPARENTING) {
-                TabReparentingParams params = (TabReparentingParams) asyncParams;
-                if (!params.shouldStayInChrome()) {
-                    new Handler().postDelayed(new Runnable() {
-                        @Override
-                        public void run() {
-                            mActivity.moveTaskToBack(true);
-                            Toast.makeText(mActivity, R.string.tab_sent_to_background,
-                                    Toast.LENGTH_LONG).show();
-                        }
-                    }, VISIBLE_DURATION_MS);
-                }
-            }
             return tab;
         } finally {
             TraceEvent.end("ChromeTabCreator.createNewTab");