Add missing using statements for JNI types.

chrome/browser/android/favicon_helper.cc

 // 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.
 
 #include "chrome/browser/android/favicon_helper.h"
 
 #include <jni.h>
 #include <stddef.h>
 
 #include <vector>
@@ skipping 17 matching lines @@
 #include "content/public/browser/web_contents.h"
 #include "jni/FaviconHelper_jni.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/gfx/android/java_bitmap.h"
 #include "ui/gfx/codec/png_codec.h"
 #include "ui/gfx/color_analysis.h"
 #include "ui/gfx/color_utils.h"
 #include "ui/gfx/image/image_skia.h"
 #include "ui/gfx/image/image_skia_rep.h"
 
+using base::android::JavaParamRef;
 using base::android::ScopedJavaGlobalRef;
 using base::android::ScopedJavaLocalRef;
 using base::android::AttachCurrentThread;
 using base::android::ConvertJavaStringToUTF16;
 using base::android::ConvertJavaStringToUTF8;
 using base::android::ConvertUTF8ToJavaString;
 
 namespace {
 
 void OnLocalFaviconAvailable(
@@ skipping 211 matching lines @@
 
   gfx::JavaBitmap bitmap_lock(bitmap);
   SkBitmap skbitmap = gfx::CreateSkBitmapFromJavaBitmap(bitmap_lock);
   return color_utils::CalculateKMeanColorOfBitmap(skbitmap);
 }
 
 // static
 bool FaviconHelper::RegisterFaviconHelper(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }