[Checkstyle] Fix misc style issues in Java files.

tools/android/findbugs_plugin/test/java/src/org/chromium/tools/findbugs/plugin/SimpleSynchronizedStaticMethod.java

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// 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.tools.findbugs.plugin;
 
 /**
  * This class is used to test SynchronizedMethodDetector
  */
 class SimpleSynchronizedStaticMethod {
-  private static int i = 0;
-  synchronized static void synchronizedStaticMethod() {
-    i++;
-  }
+    private static int sCounter = 0;
+
+    static synchronized void synchronizedStaticMethod() {
+        sCounter++;
+    }
 }