jni: Pass method parameters as JavaParamRef in chrome/browser/ui.

chrome/browser/ui/android/chrome_http_auth_handler.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_UI_ANDROID_CHROME_HTTP_AUTH_HANDLER_H_
 #define CHROME_BROWSER_UI_ANDROID_CHROME_HTTP_AUTH_HANDLER_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
@@ skipping 23 matching lines @@
   // Forwards the autofill data to the Java land object.
   void OnAutofillDataAvailable(
       const base::string16& username,
       const base::string16& password);
 
   // --------------------------------------------------------------
   // JNI Methods
   // --------------------------------------------------------------
 
   // Submits the username and password to the observer.
-  void SetAuth(JNIEnv* env, jobject, jstring username, jstring password);
+  void SetAuth(JNIEnv* env,
+               const base::android::JavaParamRef<jobject>&,
+               const base::android::JavaParamRef<jstring>& username,
+               const base::android::JavaParamRef<jstring>& password);
 
   // Cancels the authentication attempt of the observer.
-  void CancelAuth(JNIEnv* env, jobject);
+  void CancelAuth(JNIEnv* env, const base::android::JavaParamRef<jobject>&);
 
   // These functions return the strings needed to display a login form.
   base::android::ScopedJavaLocalRef<jstring> GetMessageBody(
-      JNIEnv* env, jobject);
+      JNIEnv* env,
+      const base::android::JavaParamRef<jobject>&);
   // Registers the ChromeHttpAuthHandler native methods.
   static bool RegisterChromeHttpAuthHandler(JNIEnv* env);
  private:
   LoginHandler* observer_;
   base::android::ScopedJavaGlobalRef<jobject> java_chrome_http_auth_handler_;
   // e.g. "The server example.com:80 requires a username and password."
   base::string16 explanation_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeHttpAuthHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_ANDROID_CHROME_HTTP_AUTH_HANDLER_H_