Make UTF16ToASCII and UTF16TOUTF8 take a StringPiece

content/renderer/service_worker/service_worker_context_client.cc

 // Copyright 2015 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/service_worker/service_worker_context_client.h"
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 537 matching lines @@
   // This may send channels for MessagePorts, and all internal book-keeping
   // messages for MessagePort (e.g. QueueMessages) are sent from main thread
   // (with thread hopping), so we need to do the same thread hopping here not
   // to overtake those messages.
   scoped_ptr<blink::WebMessagePortChannelArray> channel_array(channels);
   main_thread_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&SendPostMessageToClientOnMainThread,
                  sender_,
                  GetRoutingID(),
-                 base::UTF16ToUTF8(uuid),
+                 base::UTF16ToUTF8(base::StringPiece16(uuid)),
                  static_cast<base::string16>(message),
                  base::Passed(&channel_array)));
 }
 
 void ServiceWorkerContextClient::postMessageToCrossOriginClient(
     const blink::WebCrossOriginServiceWorkerClient& client,
     const blink::WebString& message,
     blink::WebMessagePortChannelArray* channels) {
   // This may send channels for MessagePorts, and all internal book-keeping
   // messages for MessagePort (e.g. QueueMessages) are sent from main thread
   // (with thread hopping), so we need to do the same thread hopping here not
   // to overtake those messages.
   scoped_ptr<blink::WebMessagePortChannelArray> channel_array(channels);
   main_thread_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&SendCrossOriginMessageToClientOnMainThread,
                  sender_, client.clientID,
                  static_cast<base::string16>(message),
                  base::Passed(&channel_array)));
 }
 
 void ServiceWorkerContextClient::focus(
     const blink::WebString& uuid,
     blink::WebServiceWorkerClientCallbacks* callback) {
   DCHECK(callback);
   int request_id = context_->client_callbacks.Add(callback);
-  Send(new ServiceWorkerHostMsg_FocusClient(GetRoutingID(), request_id,
-                                            base::UTF16ToUTF8(uuid)));
+  Send(new ServiceWorkerHostMsg_FocusClient(
+      GetRoutingID(), request_id,
+      base::UTF16ToUTF8(base::StringPiece16(uuid))));
 }
 
 void ServiceWorkerContextClient::skipWaiting(
     blink::WebServiceWorkerSkipWaitingCallbacks* callbacks) {
   DCHECK(callbacks);
   int request_id = context_->skip_waiting_callbacks.Add(callbacks);
   Send(new ServiceWorkerHostMsg_SkipWaiting(GetRoutingID(), request_id));
 }
 
 void ServiceWorkerContextClient::claim(
@@ skipping 305 matching lines @@
 }
 
 base::WeakPtr<ServiceWorkerContextClient>
 ServiceWorkerContextClient::GetWeakPtr() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   DCHECK(context_);
   return context_->weak_factory.GetWeakPtr();
 }
 
 }  // namespace content