file_manager: Rename file_watcher_extensions.h to file_watcher.h

chrome/browser/chromeos/extensions/file_manager/file_watcher_extensions.cc

Index: chrome/browser/chromeos/extensions/file_manager/file_watcher_extensions.cc
diff --git a/chrome/browser/chromeos/extensions/file_manager/file_watcher_extensions.cc b/chrome/browser/chromeos/extensions/file_manager/file_watcher_extensions.cc
deleted file mode 100644
index 706129e086c7fc1ab11c033e34bdb66b809351ac..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/extensions/file_manager/file_watcher_extensions.cc
+++ /dev/null
@@ -1,120 +0,0 @@
-// Copyright 2013 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/chromeos/extensions/file_manager/file_watcher_extensions.h"
-
-#include "base/bind.h"
-#include "base/message_loop/message_loop_proxy.h"
-#include "chrome/browser/google_apis/task_util.h"
-#include "content/public/browser/browser_thread.h"
-
-using content::BrowserThread;
-
-namespace file_manager {
-namespace {
-
-// Creates a base::FilePathWatcher and starts watching at |watch_path| with
-// |callback|. Returns NULL on failure.
-base::FilePathWatcher* CreateAndStartFilePathWatcher(
-    const base::FilePath& watch_path,
-    const base::FilePathWatcher::Callback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
-  DCHECK(!callback.is_null());
-
-  scoped_ptr<base::FilePathWatcher> watcher(new base::FilePathWatcher);
-  if (!watcher->Watch(watch_path, false /* recursive */, callback))
-    return NULL;
-
-  return watcher.release();
-}
-
-}  // namespace
-
-FileWatcherExtensions::FileWatcherExtensions(const base::FilePath& virtual_path,
-                                             const std::string& extension_id,
-                                             bool is_remote_file_system)
-    : file_watcher_(NULL),
-      virtual_path_(virtual_path),
-      ref_count_(0),
-      is_remote_file_system_(is_remote_file_system),
-      weak_ptr_factory_(this) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  AddExtension(extension_id);
-}
-
-FileWatcherExtensions::~FileWatcherExtensions() {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  BrowserThread::DeleteSoon(BrowserThread::FILE, FROM_HERE, file_watcher_);
-}
-
-void FileWatcherExtensions::AddExtension(const std::string& extension_id) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  extensions_[extension_id]++;
-  ref_count_++;
-}
-
-void FileWatcherExtensions::RemoveExtension(const std::string& extension_id) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
-  ExtensionUsageRegistry::iterator it = extensions_.find(extension_id);
-  if (it == extensions_.end()) {
-    LOG(ERROR) << " Extension [" << extension_id
-               << "] tries to unsubscribe from folder [" << local_path_.value()
-               << "] it isn't subscribed";
-    return;
-  }
-
-  // If entry found - decrease it's count and remove if necessary
-  if (it->second-- == 0)
-    extensions_.erase(it);
-
-  ref_count_--;
-}
-
-void FileWatcherExtensions::Watch(
-    const base::FilePath& local_path,
-    const base::FilePathWatcher::Callback& file_watcher_callback,
-    const BoolCallback& callback) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  DCHECK(!callback.is_null());
-  DCHECK(!file_watcher_);
-
-  local_path_ = local_path;  // For error message in RemoveExtension().
-
-  if (is_remote_file_system_) {
-    base::MessageLoopProxy::current()->PostTask(FROM_HERE,
-                                                base::Bind(callback, true));
-    return;
-  }
-
-  BrowserThread::PostTaskAndReplyWithResult(
-      BrowserThread::FILE,
-      FROM_HERE,
-      base::Bind(&CreateAndStartFilePathWatcher,
-                 local_path,
-                 google_apis::CreateRelayCallback(file_watcher_callback)),
-      base::Bind(&FileWatcherExtensions::OnWatcherStarted,
-                 weak_ptr_factory_.GetWeakPtr(),
-                 callback));
-}
-
-void FileWatcherExtensions::OnWatcherStarted(
-    const BoolCallback& callback,
-    base::FilePathWatcher* file_watcher) {
-  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  DCHECK(!callback.is_null());
-  DCHECK(!file_watcher_);
-
-  if (file_watcher) {
-    file_watcher_ = file_watcher;
-    callback.Run(true);
-  } else {
-    callback.Run(false);
-  }
-}
-
-}  // namespace file_manager