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

chrome/browser/ui/android/tab_model/tab_model_jni_bridge.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/tab_model/tab_model_jni_bridge.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/jni_weak_ref.h"
 #include "base/metrics/histogram.h"
@@ skipping 29 matching lines @@
 }  // namespace
 
 TabModelJniBridge::TabModelJniBridge(JNIEnv* env,
                                      jobject jobj,
                                      bool is_incognito)
     : TabModel(FindProfile(is_incognito)),
       java_object_(env, env->NewWeakGlobalRef(jobj)) {
   TabModelList::AddTabModel(this);
 }
 
-void TabModelJniBridge::Destroy(JNIEnv* env, jobject obj) {
+void TabModelJniBridge::Destroy(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   delete this;
 }
 
-ScopedJavaLocalRef<jobject> TabModelJniBridge::GetProfileAndroid(JNIEnv* env,
-                                                                 jobject obj) {
+ScopedJavaLocalRef<jobject> TabModelJniBridge::GetProfileAndroid(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj) {
   ProfileAndroid* profile_android = ProfileAndroid::FromProfile(GetProfile());
   if (!profile_android)
     return ScopedJavaLocalRef<jobject>();
   return profile_android->GetJavaObject();
 }
 
 void TabModelJniBridge::TabAddedToModel(JNIEnv* env,
-                                        jobject obj,
-                                        jobject jtab) {
+                                        const JavaParamRef<jobject>& obj,
+                                        const JavaParamRef<jobject>& jtab) {
   // Tab#initialize() should have been called by now otherwise we can't push
   // the window id.
   TabAndroid* tab = TabAndroid::GetNativeTab(env, jtab);
   if (tab) tab->SetWindowSessionID(GetSessionId());
 }
 
 int TabModelJniBridge::GetTabCount() const {
   JNIEnv* env = AttachCurrentThread();
   return Java_TabModelJniBridge_getCount(env, java_object_.get(env).obj());
 }
@@ skipping 63 matching lines @@
   }
   return tab->web_contents();
 }
 
 bool TabModelJniBridge::IsSessionRestoreInProgress() const {
   JNIEnv* env = AttachCurrentThread();
   return Java_TabModelJniBridge_isSessionRestoreInProgress(
       env, java_object_.get(env).obj());
 }
 
-void TabModelJniBridge::BroadcastSessionRestoreComplete(JNIEnv* env,
-                                                        jobject obj) {
+void TabModelJniBridge::BroadcastSessionRestoreComplete(
+    JNIEnv* env,
+    const JavaParamRef<jobject>& obj) {
   TabModel::BroadcastSessionRestoreComplete();
 }
 
 inline static base::TimeDelta GetTimeDelta(jlong ms) {
   return base::TimeDelta::FromMilliseconds(static_cast<int64>(ms));
 }
 
 void LogFromCloseMetric(JNIEnv* env,
                         const JavaParamRef<jclass>& jcaller,
                         jlong ms,
@@ skipping 53 matching lines @@
 bool TabModelJniBridge::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 static jlong Init(JNIEnv* env,
                   const JavaParamRef<jobject>& obj,
                   jboolean is_incognito) {
   TabModel* tab_model = new TabModelJniBridge(env, obj, is_incognito);
   return reinterpret_cast<intptr_t>(tab_model);
 }