Remove redundant field initialization in Java code.

android_webview/java/src/org/chromium/android_webview/AwContents.java

 // Copyright 2012 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.android_webview;
 
 import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
 import android.app.Activity;
 import android.content.ComponentCallbacks2;
@@ skipping 288 matching lines @@
     private boolean mIsWindowVisible;
     private boolean mIsAttachedToWindow;
     // Visiblity state of |mContentViewCore|.
     private boolean mIsContentViewCoreVisible;
     private boolean mIsUpdateVisibilityTaskPending;
     private Runnable mUpdateVisibilityRunnable;
 
     private Bitmap mFavicon;
     private boolean mHasRequestedVisitedHistoryFromClient;
     // Whether this WebView is a popup.
-    private boolean mIsPopupWindow = false;
+    private boolean mIsPopupWindow;
 
     // The base background color, i.e. not accounting for any CSS body from the current page.
     private int mBaseBackgroundColor = Color.WHITE;
 
     // Must call nativeUpdateLastHitTestData first to update this before use.
     private final HitTestData mPossiblyStaleHitTestData = new HitTestData();
 
     private final DefaultVideoPosterRequestHandler mDefaultVideoPosterRequestHandler;
 
     // Bound method for suppling Picture instances to the AwContentsClient. Will be null if the
@@ skipping 30 matching lines @@
 
     // The framework may temporarily detach our container view, for example during layout if
     // we are a child of a ListView. This may cause many toggles of View focus, which we suppress
     // when in this state.
     private boolean mTemporarilyDetached;
 
     private Handler mHandler;
 
     // True when this AwContents has been destroyed.
     // Do not use directly, call isDestroyed() instead.
-    private boolean mIsDestroyed = false;
+    private boolean mIsDestroyed;
 
     private static String sCurrentLocales = "";
 
     private static final class AwContentsDestroyRunnable implements Runnable {
         private final long mNativeAwContents;
         // Hold onto a reference to the window (via its wrapper), so that it is not destroyed
         // until we are done here.
         private final WindowAndroidWrapper mWindowAndroid;
 
         private AwContentsDestroyRunnable(
@@ skipping 1316 matching lines @@
             mOverScrollGlow = null;
         }
     }
 
     // TODO(mkosiba): In WebViewClassic these appear in some of the scroll extent calculation
     // methods but toggling them has no visiual effect on the content (in other words the scrolling
     // code behaves as if the scrollbar-related padding is in place but the onDraw code doesn't
     // take that into consideration).
     // http://crbug.com/269032
     private boolean mOverlayHorizontalScrollbar = true;
-    private boolean mOverlayVerticalScrollbar = false;
+    private boolean mOverlayVerticalScrollbar;
 
     /**
      * @see View#setScrollBarStyle(int)
      */
     public void setScrollBarStyle(int style) {
         if (style == View.SCROLLBARS_INSIDE_OVERLAY
                 || style == View.SCROLLBARS_OUTSIDE_OVERLAY) {
             mOverlayHorizontalScrollbar = mOverlayVerticalScrollbar = true;
         } else {
             mOverlayHorizontalScrollbar = mOverlayVerticalScrollbar = false;
@@ skipping 1667 matching lines @@
 
     private native void nativePostMessageToFrame(long nativeAwContents, String frameId,
             String message, String targetOrigin, int[] msgPorts);
 
     private native void nativeCreateMessageChannel(
             long nativeAwContents, AppWebMessagePort[] ports);
 
     private native void nativeGrantFileSchemeAccesstoChildProcess(long nativeAwContents);
     private native void nativeResumeLoadingCreatedPopupWebContents(long nativeAwContents);
 }