jni_generator: Pass object parameters as JavaParamRef.

chromecast/browser/android/cast_window_manager.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 "chromecast/browser/android/cast_window_manager.h"
 
 #include <jni.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 34 matching lines @@
   JNIEnv* env = base::android::AttachCurrentThread();
   jobject j_window_manager = g_window_manager.Get().obj();
   Java_CastWindowManager_closeCastWindow(env, j_window_manager, shell_wrapper);
 }
 
 // Register native methods
 bool RegisterCastWindowManager(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
-void Init(JNIEnv* env, jclass clazz, jobject obj) {
+void Init(JNIEnv* env,
+          const JavaParamRef<jclass>& clazz,
+          const JavaParamRef<jobject>& obj) {
   g_window_manager.Get().Reset(
       base::android::ScopedJavaLocalRef<jobject>(env, obj));
 }
 
-jlong LaunchCastWindow(JNIEnv* env, jclass clazz, jstring jurl) {
+jlong LaunchCastWindow(JNIEnv* env,
+                       const JavaParamRef<jclass>& clazz,
+                       const JavaParamRef<jstring>& jurl) {
   GURL url(base::android::ConvertJavaStringToUTF8(env, jurl));
   return reinterpret_cast<jlong>(
       CastWindowAndroid::CreateNewWindow(
           CastBrowserProcess::GetInstance()->browser_context(),
           url));
 }
 
-void StopCastWindow(JNIEnv* env, jclass clazz,
-                    jlong nativeCastWindow, jboolean gracefully) {
+void StopCastWindow(JNIEnv* env,
+                    const JavaParamRef<jclass>& clazz,
+                    jlong nativeCastWindow,
+                    jboolean gracefully) {
   CastWindowAndroid* window =
       reinterpret_cast<CastWindowAndroid*>(nativeCastWindow);
   DCHECK(window);
   if (gracefully)
     window->Close();
   else
     window->Destroy();
 }
 
-void EnableDevTools(JNIEnv* env, jclass clazz, jboolean enable) {
+void EnableDevTools(JNIEnv* env,
+                    const JavaParamRef<jclass>& clazz,
+                    jboolean enable) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
   CastBrowserProcess::GetInstance()->pref_service()->SetBoolean(
       prefs::kEnableRemoteDebugging, enable);
 }
 
 }  // namespace shell
 }  // namespace chromecast