Skip base::string16 if not necessary for WebString <-> ASCII conversion

content/renderer/renderer_blink_platform_impl.cc

 // Copyright (c) 2012 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 "content/renderer/renderer_blink_platform_impl.h"
 
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 418 matching lines @@
   // CacheStorage. The browser may cache it and return it on subsequent
   // responses to speed the processing of this resource.
   std::vector<char> copy(data, data + size);
   RenderThread::Get()->Send(
       new RenderProcessHostMsg_DidGenerateCacheableMetadataInCacheStorage(
           url, base::Time::FromInternalValue(response_time), copy,
           cacheStorageOrigin, cacheStorageCacheName.utf8()));
 }
 
 WebString RendererBlinkPlatformImpl::defaultLocale() {
-  return base::ASCIIToUTF16(RenderThread::Get()->GetLocale());
+  return WebString::fromASCII(RenderThread::Get()->GetLocale());
 }
 
 void RendererBlinkPlatformImpl::suddenTerminationChanged(bool enabled) {
   if (enabled) {
     // We should not get more enables than disables, but we want it to be a
     // non-fatal error if it does happen.
     DCHECK_GT(sudden_termination_disables_, 0);
     sudden_termination_disables_ = std::max(sudden_termination_disables_ - 1,
                                             0);
     if (sudden_termination_disables_ != 0)
@@ skipping 56 matching lines @@
   // The sandbox restricts our access to the registry, so we need to proxy
   // these calls over to the browser process.
   if (!mime_registry_)
     RenderThread::Get()->GetRemoteInterfaces()->GetInterface(&mime_registry_);
 
   mojo::String mime_type;
   if (!mime_registry_->GetMimeTypeFromExtension(
           mojo::String::From(base::string16(file_extension)), &mime_type)) {
     return WebString();
   }
-  return base::ASCIIToUTF16(mime_type.get());
+  return WebString::fromASCII(mime_type.get());
 }
 
 //------------------------------------------------------------------------------
 
 bool RendererBlinkPlatformImpl::FileUtilities::getFileInfo(
     const WebString& path,
     WebFileInfo& web_file_info) {
   base::File::Info file_info;
   base::File::Error status = base::File::FILE_ERROR_MAX;
   if (!SendSyncMessageFromAnyThread(new FileUtilitiesMsg_GetFileInfo(
@@ skipping 799 matching lines @@
   return &trial_token_validator_;
 }
 
 void RendererBlinkPlatformImpl::workerContextCreated(
     const v8::Local<v8::Context>& worker) {
   GetContentClient()->renderer()->DidInitializeWorkerContextOnWorkerThread(
       worker);
 }
 
 }  // namespace content