Add missing using statements for JNI types.

chrome/browser/ui/android/omnibox/omnibox_view_util.cc

 // 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.
 
 #include "chrome/browser/ui/android/omnibox/omnibox_view_util.h"
 
 #include "base/android/jni_string.h"
 #include "components/omnibox/browser/omnibox_view.h"
 #include "jni/OmniboxViewUtil_jni.h"
 
+using base::android::JavaParamRef;
+using base::android::ScopedJavaLocalRef;
+
 // static
 ScopedJavaLocalRef<jstring> SanitizeTextForPaste(
     JNIEnv* env,
     const JavaParamRef<jclass>& clazz,
     const JavaParamRef<jstring>& jtext) {
   base::string16 pasted_text(
       base::android::ConvertJavaStringToUTF16(env, jtext));
   pasted_text = OmniboxView::SanitizeTextForPaste(pasted_text);
   return base::android::ConvertUTF16ToJavaString(env, pasted_text);
 }
 
 // static
 bool OmniboxViewUtil::RegisterOmniboxViewUtil(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }