[Checkstyle] Fix misc style issues in Java files.

content/public/android/java/src/org/chromium/content/browser/BatteryStatusManager.java

 // Copyright 2014 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.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
@@ skipping 86 matching lines @@
            gotBatteryStatus(true, 0, Double.POSITIVE_INFINITY, 1);
            return;
        }
 
        boolean charging = pluggedStatus != 0;
        int status = intent.getIntExtra(BatteryManager.EXTRA_STATUS, -1);
        boolean batteryFull = status == BatteryManager.BATTERY_STATUS_FULL;
 
        int current = intent.getIntExtra(BatteryManager.EXTRA_LEVEL, -1);
        int max = intent.getIntExtra(BatteryManager.EXTRA_SCALE, -1);
-       double level = (double)current / (double)max;
+       double level = (double) current / (double) max;
        if (level < 0 || level > 1) {
            // Sanity check, assume default value in this case.
            level = 1.0;
        }
 
        // Currently Android does not provide charging/discharging time, as a work-around
        // we could compute it manually based on level delta.
        // TODO(timvolodine): add proper projection for chargingTime, dischargingTime
        // (see crbug.com/401553).
        double chargingTime = (charging & batteryFull) ? 0 : Double.POSITIVE_INFINITY;
@@ skipping 21 matching lines @@
         }
     }
 
     /**
      * Native JNI call
      * see content/browser/battery_status/battery_status_manager.cc
      */
     private native void nativeGotBatteryStatus(long nativeBatteryStatusManagerAndroid,
             boolean charging, double chargingTime, double dischargingTime, double level);
 }