[fsp] Rename ObserveEntry with AddWatcher.

chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h

Index: chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h
diff --git a/chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h b/chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h
index b20e3479db4a70dd781ac50a3308f0ea61586eee..6ad02bc587a9161b12a30bb3c68c38c5ea532a7c 100644
--- a/chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h
+++ b/chrome/browser/chromeos/file_system_provider/fake_provided_file_system.h
@@ -14,10 +14,10 @@
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "base/task/cancelable_task_tracker.h"
-#include "chrome/browser/chromeos/file_system_provider/observed_entry.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_observer.h"
+#include "chrome/browser/chromeos/file_system_provider/watcher.h"
 #include "url/gurl.h"
 
 class Profile;
@@ -126,23 +126,23 @@ class FakeProvidedFileSystem : public ProvidedFileSystemInterface {
       int64 offset,
       int length,
       const storage::AsyncFileUtil::StatusCallback& callback) override;
-  virtual AbortCallback ObserveDirectory(
+  virtual AbortCallback AddWatcher(
       const GURL& origin,
-      const base::FilePath& directory_path,
+      const base::FilePath& entry_path,
       bool recursive,
       bool persistent,
       const storage::AsyncFileUtil::StatusCallback& callback) override;
-  virtual void UnobserveEntry(
+  virtual void RemoveWatcher(
       const GURL& origin,
       const base::FilePath& entry_path,
       bool recursive,
       const storage::AsyncFileUtil::StatusCallback& callback) override;
   virtual const ProvidedFileSystemInfo& GetFileSystemInfo() const override;
   virtual RequestManager* GetRequestManager() override;
-  virtual ObservedEntries* GetObservedEntries() override;
+  virtual Watchers* GetWatchers() override;
   virtual void AddObserver(ProvidedFileSystemObserver* observer) override;
   virtual void RemoveObserver(ProvidedFileSystemObserver* observer) override;
-  virtual bool Notify(const base::FilePath& observed_path,
+  virtual bool Notify(const base::FilePath& entry_path,
                       bool recursive,
                       ProvidedFileSystemObserver::ChangeType change_type,
                       scoped_ptr<ProvidedFileSystemObserver::Changes> changes,
@@ -180,7 +180,7 @@ class FakeProvidedFileSystem : public ProvidedFileSystemInterface {
   int last_file_handle_;
   base::CancelableTaskTracker tracker_;
   ObserverList<ProvidedFileSystemObserver> observers_;
-  ObservedEntries observed_entries_;
+  Watchers watchers_;
 
   base::WeakPtrFactory<FakeProvidedFileSystem> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(FakeProvidedFileSystem);