Convert string16 to base::string16 in content.

content/renderer/render_thread_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/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 982 matching lines @@
     audio_hardware_config_.reset(new media::AudioHardwareConfig(
         input_params, output_params));
     audio_message_filter_->SetAudioHardwareConfig(audio_hardware_config_.get());
   }
 
   return audio_hardware_config_.get();
 }
 
 #if defined(OS_WIN)
 void RenderThreadImpl::PreCacheFontCharacters(const LOGFONT& log_font,
-                                              const string16& str) {
+                                              const base::string16& str) {
   Send(new ViewHostMsg_PreCacheFontCharacters(log_font, str));
 }
 
 void RenderThreadImpl::PreCacheFont(const LOGFONT& log_font) {
   Send(new ChildProcessHostMsg_PreCacheFont(log_font));
 }
 
 void RenderThreadImpl::ReleaseCachedFonts() {
   Send(new ChildProcessHostMsg_ReleaseCachedFonts());
 }
@@ skipping 356 matching lines @@
   if (!gamepad_shared_memory_reader_)
     gamepad_shared_memory_reader_.reset(new GamepadSharedMemoryReader);
   gamepad_shared_memory_reader_->SampleGamepads(*data);
 }
 
 base::ProcessId RenderThreadImpl::renderer_process_id() const {
   return renderer_process_id_;
 }
 
 }  // namespace content