Remove redundant field initialization in Java code.

android_webview/java/src/org/chromium/android_webview/AwWebContentsDelegateAdapter.java

 // Copyright 2013 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.TargetApi;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.media.AudioManager;
@@ skipping 207 matching lines @@
         mContentsClient.getCallbackHelper().postOnFormResubmission(dontResend, resend);
     }
 
     @Override
     public void runFileChooser(final int processId, final int renderId, final int modeFlags,
             String acceptTypes, String title, String defaultFilename, boolean capture) {
         AwContentsClient.FileChooserParamsImpl params = new AwContentsClient.FileChooserParamsImpl(
                 modeFlags, acceptTypes, title, defaultFilename, capture);
 
         mContentsClient.showFileChooser(new ValueCallback<String[]>() {
-            boolean mCompleted = false;
+            boolean mCompleted;
             @Override
             public void onReceiveValue(String[] results) {
                 if (mCompleted) {
                     throw new IllegalStateException("Duplicate showFileChooser result");
                 }
                 mCompleted = true;
                 if (results == null) {
                     nativeFilesSelectedInChooser(
                             processId, renderId, modeFlags, null, null);
                     return;
@@ skipping 130 matching lines @@
          * or an empty string otherwise.
          */
         private String resolveFileName(String filePath) {
             if (mContentResolver == null || filePath == null) return "";
             Uri uri = Uri.parse(filePath);
             return ContentUriUtils.getDisplayName(
                     uri, mContentResolver, MediaStore.MediaColumns.DISPLAY_NAME);
         }
     }
 }