Remove redundant field initialization in Java code.

content/public/android/java/src/org/chromium/content/browser/ChildProcessLauncher.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.content.browser;
 
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
@@ skipping 363 matching lines @@
                     }
                 };
         String packageName = creationParams != null ? creationParams.getPackageName()
                 : context.getPackageName();
         initConnectionAllocatorsIfNecessary(context, inSandbox, packageName);
         return getConnectionAllocator(packageName, inSandbox)
                 .allocate(context, deathCallback, chromiumLinkerParams, alwaysInForeground,
                         creationParams);
     }
 
-    private static boolean sLinkerInitialized = false;
-    private static long sLinkerLoadAddress = 0;
+    private static boolean sLinkerInitialized;
+    private static long sLinkerLoadAddress;
 
     private static ChromiumLinkerParams getLinkerParamsForNewConnection() {
         if (!sLinkerInitialized) {
             if (Linker.isUsed()) {
                 sLinkerLoadAddress = Linker.getInstance().getBaseLoadAddress();
                 if (sLinkerLoadAddress == 0) {
                     Log.i(TAG, "Shared RELRO support disabled!");
                 }
             }
             sLinkerInitialized = true;
@@ skipping 81 matching lines @@
     }
 
     // Represents an invalid process handle; same as base/process/process.h kNullProcessHandle.
     private static final int NULL_PROCESS_HANDLE = 0;
 
     // Map from pid to ChildService connection.
     private static Map<Integer, ChildProcessConnection> sServiceMap =
             new ConcurrentHashMap<Integer, ChildProcessConnection>();
 
     // A pre-allocated and pre-bound connection ready for connection setup, or null.
-    private static ChildProcessConnection sSpareSandboxedConnection = null;
+    private static ChildProcessConnection sSpareSandboxedConnection;
 
     // Manages oom bindings used to bind chind services.
     private static BindingManager sBindingManager = BindingManagerImpl.createBindingManager();
 
     // Whether the main application is currently brought to the foreground.
     private static boolean sApplicationInForeground = true;
 
     @VisibleForTesting
     public static void setBindingManagerForTesting(BindingManager manager) {
         sBindingManager = manager;
@@ skipping 415 matching lines @@
     }
 
     private static native void nativeOnChildProcessStarted(long clientContext, int pid);
     private static native void nativeEstablishSurfacePeer(
             int pid, Surface surface, int primaryID, int secondaryID);
     private static native void nativeCompleteScopedSurfaceRequest(
             UnguessableToken requestToken, Surface surface);
     private static native boolean nativeIsSingleProcess();
     private static native Surface nativeGetViewSurface(int surfaceId);
 }