[fsp] Rename ObserveEntry with AddWatcher.

chrome/browser/chromeos/file_system_provider/operations/add_watcher.cc

 // Copyright 2014 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/file_system_provider/operations/create_file.h"
+#include "chrome/browser/chromeos/file_system_provider/operations/add_watcher.h"
 
 #include <string>
 
 #include "chrome/common/extensions/api/file_system_provider.h"
 #include "chrome/common/extensions/api/file_system_provider_internal.h"
 
 namespace chromeos {
 namespace file_system_provider {
 namespace operations {
 
-CreateFile::CreateFile(extensions::EventRouter* event_router,
+AddWatcher::AddWatcher(extensions::EventRouter* event_router,
                        const ProvidedFileSystemInfo& file_system_info,
-                       const base::FilePath& file_path,
+                       const base::FilePath& entry_path,
+                       bool recursive,
                        const storage::AsyncFileUtil::StatusCallback& callback)
     : Operation(event_router, file_system_info),
-      file_path_(file_path),
+      entry_path_(entry_path),
+      recursive_(recursive),
       callback_(callback) {
 }
 
-CreateFile::~CreateFile() {
+AddWatcher::~AddWatcher() {
 }
 
-bool CreateFile::Execute(int request_id) {
-  using extensions::api::file_system_provider::CreateFileRequestedOptions;
+bool AddWatcher::Execute(int request_id) {
+  using extensions::api::file_system_provider::AddWatcherRequestedOptions;
 
-  if (!file_system_info_.writable())
-    return false;
-
-  CreateFileRequestedOptions options;
+  AddWatcherRequestedOptions options;
   options.file_system_id = file_system_info_.file_system_id();
   options.request_id = request_id;
-  options.file_path = file_path_.AsUTF8Unsafe();
+  options.entry_path = entry_path_.AsUTF8Unsafe();
+  options.recursive = recursive_;
 
   return SendEvent(
       request_id,
-      extensions::api::file_system_provider::OnCreateFileRequested::kEventName,
-      extensions::api::file_system_provider::OnCreateFileRequested::Create(
+      extensions::api::file_system_provider::OnAddWatcherRequested::kEventName,
+      extensions::api::file_system_provider::OnAddWatcherRequested::Create(
           options));
 }
 
-void CreateFile::OnSuccess(int /* request_id */,
+void AddWatcher::OnSuccess(int /* request_id */,
                            scoped_ptr<RequestValue> /* result */,
                            bool has_more) {
   callback_.Run(base::File::FILE_OK);
 }
 
-void CreateFile::OnError(int /* request_id */,
+void AddWatcher::OnError(int /* request_id */,
                          scoped_ptr<RequestValue> /* result */,
                          base::File::Error error) {
   callback_.Run(error);
 }
 
 }  // namespace operations
 }  // namespace file_system_provider
 }  // namespace chromeos