Move base/thread.h to base/threading, fix up callers to use the new location....

chrome/browser/icon_loader_linux.cc

 // Copyright (c) 2010 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 "chrome/browser/icon_loader.h"
 
 #include <gdk-pixbuf/gdk-pixbuf.h>
 #include <gio/gio.h>
 #include <gtk/gtk.h>
 
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/mime_util.h"
-#include "base/thread.h"
+#include "base/threading/thread.h"
 #include "base/string_util.h"
 #include "gfx/codec/png_codec.h"
 #include "gfx/gtk_util.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 
 static int SizeToInt(IconLoader::IconSize size) {
   int pixels = 48;
   if (size == IconLoader::NORMAL)
     pixels = 32;
   else if (size == IconLoader::SMALL)
@@ skipping 46 matching lines @@
     }
   } else {
     LOG(WARNING) << "Unsupported file type or load error: " <<
                     filename_.value();
   }
 
   g_object_unref(loader);
 
   NotifyDelegate();
 }