[Android] ForeignSessionHelper string memory leak fix.

chrome/browser/android/foreign_session_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/foreign_session_helper.h"
 
 #include <jni.h>
 
 #include "base/android/jni_string.h"
 #include "base/prefs/pref_service.h"
@@ skipping 88 matching lines @@
     DCHECK(selected_index >= 0);
     DCHECK(selected_index < static_cast<int>(session_tab.navigations.size()));
 
     const ::sessions::SerializedNavigationEntry& current_navigation =
         session_tab.navigations.at(selected_index);
 
     GURL tab_url = current_navigation.virtual_url();
 
     Java_ForeignSessionHelper_pushTab(
         env, j_window.obj(),
-        ConvertUTF8ToJavaString(env, tab_url.spec()).Release(),
-        ConvertUTF16ToJavaString(env, current_navigation.title()).Release(),
+        ConvertUTF8ToJavaString(env, tab_url.spec()).obj(),
+        ConvertUTF16ToJavaString(env, current_navigation.title()).obj(),
         session_tab.timestamp.ToJavaTime(),
         session_tab.tab_id.id());
   }
 }
 
 void CopyWindowsToJava(
     JNIEnv* env,
     const SyncedSession& session,
     ScopedJavaLocalRef<jobject>& j_session) {
   for (SyncedSession::SyncedWindowMap::const_iterator it =
@@ skipping 108 matching lines @@
 
     const bool is_collapsed = collapsed_sessions->HasKey(session.session_tag);
 
     if (is_collapsed)
       pref_collapsed_sessions->SetBoolean(session.session_tag, true);
 
     last_pushed_session.Reset(
         Java_ForeignSessionHelper_pushSession(
             env,
             result,
-            ConvertUTF8ToJavaString(env, session.session_tag).Release(),
-            ConvertUTF8ToJavaString(env, session.session_name).Release(),
+            ConvertUTF8ToJavaString(env, session.session_tag).obj(),
+            ConvertUTF8ToJavaString(env, session.session_name).obj(),
             session.device_type,
             session.modified_time.ToJavaTime()));
 
     CopyWindowsToJava(env, session, last_pushed_session);
   }
 
   return true;
 }
 
 jboolean ForeignSessionHelper::OpenForeignSessionTab(JNIEnv* env,
@@ skipping 42 matching lines @@
                                                 jstring session_tag) {
   OpenTabsUIDelegate* open_tabs = GetOpenTabsUIDelegate(profile_);
   if (open_tabs)
     open_tabs->DeleteForeignSession(ConvertJavaStringToUTF8(env, session_tag));
 }
 
 // static
 bool ForeignSessionHelper::RegisterForeignSessionHelper(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }