Fixed inconsistency in ImagePickActivity

Chan/src/org/floens/chan/activity/ImagePickActivity.java

@@ -7,6 +7,7 @@ import java.io.InputStream;
 
 import org.floens.chan.R;
 import org.floens.chan.manager.ReplyManager;
+import org.floens.chan.utils.IOUtils;
 
 import android.app.Activity;
 import android.content.ActivityNotFoundException;
@@ -49,23 +50,16 @@ public class ImagePickActivity extends Activity {
                     @Override
                     public void run() {
                         try {
-                            InputStream is = getContentResolver().openInputStream(uri);
                             final File cacheFile = new File(getCacheDir() + File.separator + "pickedFileCache");
 
                             if (cacheFile.exists()) {
                                 cacheFile.delete();
                             }
 
-                            FileOutputStream fis = new FileOutputStream(cacheFile);
+                            InputStream is = getContentResolver().openInputStream(uri);
-                            
+                            FileOutputStream fos = new FileOutputStream(cacheFile);
-                            byte[] buffer = new byte[1024];
-                            int length = 0;
-                            while((length = is.read(buffer)) != -1) {
-                                fis.write(buffer, 0, length);
-                            }
 
-                            is.close();
+                            IOUtils.copy(is, fos);
-                            fis.close();
 
                             runOnUiThread(new Runnable() {
                                 @Override