Fix a weeny leak in the Host plugin.

remoting/host/plugin/host_script_object.cc

 // Copyright (c) 2011 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 "remoting/host/plugin/host_script_object.h"
 
 #include "base/bind.h"
 #include "base/message_loop.h"
 #include "base/threading/platform_thread.h"
 #include "remoting/base/auth_token_util.h"
@@ skipping 544 matching lines @@
     return;
 
   if (!host_context_.IsUIThread()) {
     host_context_.PostTaskToUIThread(
         FROM_HERE, base::Bind(&HostNPScriptObject::LogDebugInfo,
                               base::Unretained(this), message));
     return;
   }
 
   if (log_debug_info_func_) {
-    NPVariant* arg = new NPVariant();
-    STRINGZ_TO_NPVARIANT(message.c_str(), *arg);
-    bool is_good = InvokeAndIgnoreResult(log_debug_info_func_, arg, 1);
+    NPVariant log_message;
+    STRINGZ_TO_NPVARIANT(message.c_str(), log_message);
+    bool is_good = InvokeAndIgnoreResult(log_debug_info_func_,
+                                         &log_message, 1);
     LOG_IF(ERROR, !is_good) << "LogDebugInfo failed";
   }
 }
 
 void HostNPScriptObject::SetException(const std::string& exception_string) {
   CHECK_EQ(base::PlatformThread::CurrentId(), np_thread_id_);
   g_npnetscape_funcs->setexception(parent_, exception_string.c_str());
   LOG(INFO) << exception_string;
 }
 
@@ skipping 23 matching lines @@
 }
 
 // static
 void HostNPScriptObject::NPTaskSpringboard(void* task) {
   base::Closure* real_task = reinterpret_cast<base::Closure*>(task);
   real_task->Run();
   delete real_task;
 }
 
 }  // namespace remoting