base::Bind: Convert BrowsingDataFileSystemHelper::StartFetching.

chrome/browser/mock_browsing_data_file_system_helper.h

Index: chrome/browser/mock_browsing_data_file_system_helper.h
diff --git a/chrome/browser/mock_browsing_data_file_system_helper.h b/chrome/browser/mock_browsing_data_file_system_helper.h
index 6e172eee634ae6e1135a9aff8100b4aa0485a44b..15dac27c0da6e3b2b086a736d0d7b6ea82717388 100644
--- a/chrome/browser/mock_browsing_data_file_system_helper.h
+++ b/chrome/browser/mock_browsing_data_file_system_helper.h
@@ -10,6 +10,7 @@
 #include <map>
 
 #include "base/callback.h"
+#include "base/compiler_specific.h"
 #include "chrome/browser/browsing_data_file_system_helper.h"
 #include "webkit/fileapi/file_system_types.h"
 
@@ -20,12 +21,11 @@ class MockBrowsingDataFileSystemHelper : public BrowsingDataFileSystemHelper {
  public:
   explicit MockBrowsingDataFileSystemHelper(Profile* profile);
 
-  virtual void StartFetching(
-      Callback1<const std::list<FileSystemInfo>& >::Type* callback);
-
-  virtual void CancelNotification();
-
-  virtual void DeleteFileSystemOrigin(const GURL& origin);
+  // BrowsingDataFileSystemHelper implementation.
+  virtual void StartFetching(const base::Callback<
+      void(const std::list<FileSystemInfo>&)>& callback) OVERRIDE;
+  virtual void CancelNotification() OVERRIDE;
+  virtual void DeleteFileSystemOrigin(const GURL& origin) OVERRIDE;
 
   // Adds a specific filesystem.
   void AddFileSystem(const GURL& origin,
@@ -41,7 +41,7 @@ class MockBrowsingDataFileSystemHelper : public BrowsingDataFileSystemHelper {
   // Marks all filesystems as existing.
   void Reset();
 
-  // Returns true if all filesystemss since the last Reset() invokation were
+  // Returns true if all filesystemss since the last Reset() invocation were
   // deleted.
   bool AllDeleted();
 
@@ -52,8 +52,7 @@ class MockBrowsingDataFileSystemHelper : public BrowsingDataFileSystemHelper {
 
   Profile* profile_;
 
-  scoped_ptr<Callback1<const std::list<FileSystemInfo>& >::Type >
-      callback_;
+  base::Callback<void(const std::list<FileSystemInfo>&)> callback_;
 
   // Stores which filesystems exist.
   std::map<const std::string, bool> file_systems_;