[Checkstyle] Fix misc style issues in Java files.

content/public/android/java/src/org/chromium/content/browser/MediaResourceGetter.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.content.browser;
 
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.media.MediaMetadataRetriever;
 import android.net.ConnectivityManager;
@@ skipping 15 matching lines @@
 import java.util.List;
 import java.util.Map;
 
 /**
  * Java counterpart of android MediaResourceGetter.
  */
 @JNINamespace("content")
 class MediaResourceGetter {
 
     private static final String TAG = "MediaResourceGetter";
-    private static final MediaMetadata EMPTY_METADATA = new MediaMetadata(0,0,0,false);
+    private static final MediaMetadata EMPTY_METADATA = new MediaMetadata(0, 0, 0, false);
 
     private final MediaMetadataRetriever mRetriever = new MediaMetadataRetriever();
 
     @VisibleForTesting
     static class MediaMetadata {
         private final int mDurationInMilliseconds;
         private final int mWidth;
         private final int mHeight;
         private final boolean mSuccess;
 
@@ skipping 41 matching lines @@
         }
 
         @Override
         public boolean equals(Object obj) {
             if (this == obj)
                 return true;
             if (obj == null)
                 return false;
             if (getClass() != obj.getClass())
                 return false;
-            MediaMetadata other = (MediaMetadata)obj;
+            MediaMetadata other = (MediaMetadata) obj;
             if (mDurationInMilliseconds != other.mDurationInMilliseconds)
                 return false;
             if (mHeight != other.mHeight)
                 return false;
             if (mSuccess != other.mSuccess)
                 return false;
             if (mWidth != other.mWidth)
                 return false;
             return true;
         }
@@ skipping 287 matching lines @@
         } finally {
             try {
                 parcelFd.close();
             } catch (IOException e) {
                 Log.e(TAG, "Failed to close file descriptor: " + e);
             }
         }
     }
 
     @VisibleForTesting
-    void configure(String url, Map<String,String> headers) {
+    void configure(String url, Map<String, String> headers) {
         mRetriever.setDataSource(url, headers);
     }
 
     @VisibleForTesting
     void configure(String path) {
         mRetriever.setDataSource(path);
     }
 
     @VisibleForTesting
     String extractMetadata(int key) {
         return mRetriever.extractMetadata(key);
     }
 }