Make ChromotingHost::ui_strings() immutable.

remoting/host/plugin/host_script_object.h

 // 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.
 
 #ifndef REMOTING_HOST_PLUGIN_HOST_SCRIPT_OBJECT_H_
 #define REMOTING_HOST_PLUGIN_HOST_SCRIPT_OBJECT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/ref_counted.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/synchronization/waitable_event.h"
+#include "base/string16.h"
 #include "base/threading/platform_thread.h"
 #include "base/time.h"
 #include "remoting/base/plugin_message_loop_proxy.h"
 #include "remoting/host/chromoting_host_context.h"
 #include "remoting/host/host_status_observer.h"
 #include "remoting/host/plugin/host_plugin_utils.h"
 #include "third_party/npapi/bindings/npapi.h"
 #include "third_party/npapi/bindings/npfunctions.h"
 #include "third_party/npapi/bindings/npruntime.h"
 
@@ skipping 102 matching lines @@
 
   // Called when the nat traversal policy is updated.
   void OnNatPolicyUpdate(bool nat_traversal_enabled);
 
   void LocalizeStrings();
 
   // Helper function for executing InvokeDefault on an NPObject that performs
   // a string->string mapping with one optional substitution parameter. Stores
   // the translation in |result| and returns true on success, or leaves it
   // unchanged and returns false on failure.
-  bool LocalizeString(const char* tag, const char* substitution,
-                      std::string* result);
+  bool LocalizeString(const char* tag, string16* result);
 
   // Helper function for executing InvokeDefault on an NPObject, and ignoring
   // the return value.
   bool InvokeAndIgnoreResult(NPObject* func,
                              const NPVariant* args,
                              uint32_t argCount);
 
   // Set an exception for the current call.
   void SetException(const std::string& exception_string);
 
@@ skipping 34 matching lines @@
   // it can be executed after at least one successful policy read. This
   // variable contains the thunk if it is necessary.
   base::Closure pending_connect_;
 };
 
 }  // namespace remoting
 
 DISABLE_RUNNABLE_METHOD_REFCOUNT(remoting::HostNPScriptObject);
 
 #endif  // REMOTING_HOST_HOST_SCRIPT_OBJECT_H_