Remove redundant field initialization in Java code.

chrome/android/java/src/org/chromium/chrome/browser/gcore/GoogleApiClientHelper.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.gcore;
 
 import android.os.Bundle;
 import android.os.Handler;
 
 import com.google.android.gms.common.ConnectionResult;
@@ skipping 53 matching lines @@
  *
  * // It still has to be disconnected if it's not done already.
  * client.disconnect();
  * }
  * </pre>
  */
 public class GoogleApiClientHelper
         implements OnConnectionFailedListener, ConnectionCallbacks {
     private static final String TAG = "GCore";
 
-    private int mResolutionAttempts = 0;
-    private boolean mWasConnectedBefore = false;
+    private int mResolutionAttempts;
+    private boolean mWasConnectedBefore;
     private final Handler mHandler = new Handler(ThreadUtils.getUiThreadLooper());
     private final GoogleApiClient mClient;
-    private long mDisconnectionDelayMs = 0;
+    private long mDisconnectionDelayMs;
     private Runnable mPendingDisconnect;
 
     /**
      * Creates a helper and enrolls it in the various connection management features.
      * See the class documentation for {@link GoogleApiClientHelper} for more information.
      *
      * @param client The client to wrap.
      */
     public GoogleApiClientHelper(GoogleApiClient client) {
         mClient = client;
@@ skipping 151 matching lines @@
         // for some reason.
         Log.w(TAG, "Managed client connection suspended. Cause: %d", cause);
     }
 
     private static boolean isErrorRecoverableByRetrying(int errorCode) {
         return errorCode == ConnectionResult.INTERNAL_ERROR
                 || errorCode == ConnectionResult.NETWORK_ERROR
                 || errorCode == ConnectionResult.SERVICE_UPDATING;
     }
 }