Revert of Add an experimental standalone content suggestions UI.

chrome/android/java/src/org/chromium/chrome/browser/ntp/NewTabPageView.java

 // Copyright 2015 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.ntp;
 
 import android.annotation.SuppressLint;
 import android.content.Context;
 import android.content.res.Configuration;
 import android.content.res.Resources;
@@ skipping 343 matching lines @@
                 }
             });
         } else {
             stub.setLayoutResource(R.layout.new_tab_page_scroll_view);
             mScrollView = (NewTabPageScrollView) stub.inflate();
             mScrollView.setBackgroundColor(
                     ApiCompatibilityUtils.getColor(getResources(), R.color.ntp_bg));
             mScrollView.enableBottomShadow(SHADOW_COLOR);
             mNewTabPageLayout = (NewTabPageLayout) findViewById(R.id.ntp_content);
         }
-        mContextMenuManager = new ContextMenuManager(mActivity, mManager,
-                mUseCardsUi ? mRecyclerView : mScrollView);
-        mActivity.getWindowAndroid().addContextMenuCloseListener(mContextMenuManager);
-        manager.addDestructionObserver(new DestructionObserver() {
-            @Override
-            public void onDestroy() {
-                mActivity.getWindowAndroid().removeContextMenuCloseListener(mContextMenuManager);
-            }
-        });
+        mContextMenuManager =
+                new ContextMenuManager(mManager, tab, mUseCardsUi ? mRecyclerView : mScrollView);
 
         mMostVisitedDesign = new MostVisitedDesign(getContext());
         mMostVisitedLayout =
                 (MostVisitedLayout) mNewTabPageLayout.findViewById(R.id.most_visited_layout);
         mMostVisitedDesign.initMostVisitedLayout(searchProviderHasLogo);
 
         mSearchProviderLogoView =
                 (LogoView) mNewTabPageLayout.findViewById(R.id.search_provider_logo);
         mSearchBoxView = mNewTabPageLayout.findViewById(R.id.search_box);
         mNoSearchLogoSpacer = mNewTabPageLayout.findViewById(R.id.no_search_logo_spacer);
@@ skipping 859 matching lines @@
     public int getScrollPosition() {
         if (mUseCardsUi) return mRecyclerView.getScrollPosition();
         return RecyclerView.NO_POSITION;
     }
 
     /** @return the context menu manager. */
     public ContextMenuManager getContextMenuManager() {
         return mContextMenuManager;
     }
 }