Remove redundant field initialization in Java code.

chrome/android/java/src/org/chromium/chrome/browser/bookmarks/BookmarkRow.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.bookmarks;
 
 import android.content.Context;
 import android.util.AttributeSet;
 import android.view.View;
 import android.view.ViewGroup;
@@ skipping 17 matching lines @@
  */
 abstract class BookmarkRow extends SelectableItemView<BookmarkId> implements BookmarkUIObserver {
 
     protected ImageView mIconImageView;
     protected TextView mTitleView;
     protected TintedImageButton mMoreIcon;
 
     protected BookmarkDelegate mDelegate;
     protected BookmarkId mBookmarkId;
     private ListPopupWindow mPopupMenu;
-    private boolean mIsAttachedToWindow = false;
+    private boolean mIsAttachedToWindow;
 
     /**
      * Constructor for inflating from XML.
      */
     public BookmarkRow(Context context, AttributeSet attrs) {
         super(context, attrs);
     }
 
     /**
      * Updates this row for the given {@link BookmarkId}.
@@ skipping 197 matching lines @@
     @Override
     public void onDestroy() {
         cleanup();
     }
 
     @Override
     public void onFolderStateSet(BookmarkId folder) {
     }
 
 }