Remove redundant field initialization in Java code.

android_webview/javatests/src/org/chromium/android_webview/test/TestAwContentsClient.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.test;
 
 import android.graphics.Bitmap;
 import android.graphics.Picture;
 import android.net.http.SslError;
 import android.webkit.ConsoleMessage;
@@ skipping 427 matching lines @@
     @Override
     public void onNewPicture(Picture picture) {
         mPictureListenerHelper.notifyCalled(picture);
     }
 
     /**
      * Callback helper for ShouldOverrideUrlLoading.
      */
     public static class ShouldOverrideUrlLoadingHelper extends CallbackHelper {
         private String mShouldOverrideUrlLoadingUrl;
-        private boolean mShouldOverrideUrlLoadingReturnValue = false;
+        private boolean mShouldOverrideUrlLoadingReturnValue;
         private boolean mIsRedirect;
         private boolean mHasUserGesture;
         private boolean mIsMainFrame;
         void setShouldOverrideUrlLoadingUrl(String url) {
             mShouldOverrideUrlLoadingUrl = url;
         }
         void setShouldOverrideUrlLoadingReturnValue(boolean value) {
             mShouldOverrideUrlLoadingReturnValue = value;
         }
         public String getShouldOverrideUrlLoadingUrl() {
@@ skipping 153 matching lines @@
         public boolean hasTouchIcon(String url) {
             return mTouchIcons.get(url);
         }
     }
 
     @Override
     public void onReceivedTouchIconUrl(String url, boolean precomposed) {
         mTouchIconHelper.notifyTouchIcon(url, precomposed);
     }
 }