Move FilePathWatcher to base/files.

chrome/browser/user_style_sheet_watcher.cc

 // 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.
 
 #include "chrome/browser/user_style_sheet_watcher.h"
 
 #include "base/base64.h"
 #include "base/file_util.h"
 #include "content/common/notification_service.h"
 #include "content/common/notification_type.h"
@@ skipping 18 matching lines @@
 //             V                                 |
 //  .----------------------.                     |
 //  | UserStyleSheetLoader |<--------------------'
 //  '----------------------'
 //
 // FilePathWatcher's reference to UserStyleSheetLoader is used for delivering
 // the change notifications. Since they happen asynchronously,
 // UserStyleSheetWatcher and its FilePathWatcher may be destroyed while a
 // callback to UserStyleSheetLoader is in progress, in which case the
 // UserStyleSheetLoader object outlives the watchers.
-class UserStyleSheetLoader : public FilePathWatcher::Delegate {
+class UserStyleSheetLoader : public base::files::FilePathWatcher::Delegate {
  public:
   UserStyleSheetLoader();
   virtual ~UserStyleSheetLoader() {}
 
   GURL user_style_sheet() const {
     return user_style_sheet_;
   }
 
   // Load the user style sheet on the file thread and convert it to a
   // base64 URL.  Posts the base64 URL back to the UI thread.
@@ skipping 88 matching lines @@
 
 void UserStyleSheetWatcher::Init() {
   // Make sure we run on the file thread.
   if (!BrowserThread::CurrentlyOn(BrowserThread::FILE)) {
     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
         NewRunnableMethod(this, &UserStyleSheetWatcher::Init));
     return;
   }
 
   if (!file_watcher_.get()) {
-    file_watcher_.reset(new FilePathWatcher);
+    file_watcher_.reset(new base::files::FilePathWatcher);
     FilePath style_sheet_file = profile_path_.AppendASCII(kStyleSheetDir)
                                              .AppendASCII(kUserStyleSheetFile);
     if (!file_watcher_->Watch(
         style_sheet_file,
         loader_.get())) {
       LOG(ERROR) << "Failed to setup watch for " << style_sheet_file.value();
     }
     loader_->LoadStyleSheet(style_sheet_file);
   }
 }
 
 GURL UserStyleSheetWatcher::user_style_sheet() const {
   return loader_->user_style_sheet();
 }
 
 void UserStyleSheetWatcher::Observe(NotificationType type,
     const NotificationSource& source, const NotificationDetails& details) {
   DCHECK(type == NotificationType::RENDER_VIEW_HOST_CREATED_FOR_TAB);
   loader_->NotifyLoaded();
   registrar_.RemoveAll();
 }