FileAPI: Add Initialize() function to FileSystemBackend

webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc

Index: webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc
diff --git a/webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc b/webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc
index 31530e029d9191eab0e3b1e676f36dfb811441c6..1190f7aaa31d5892c6eb6eea59d7f1eb9426ff88 100644
--- a/webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc
+++ b/webkit/browser/fileapi/copy_or_move_file_validator_unittest.cc
@@ -64,10 +64,9 @@ class CopyOrMoveFileValidatorTestHelper {
     // Sets up source.
     FileSystemBackend* src_file_system_backend =
         file_system_context_->GetFileSystemBackend(src_type_);
-    src_file_system_backend->InitializeFileSystem(
+    src_file_system_backend->OpenFileSystem(
         origin_, src_type_,
         OPEN_FILE_SYSTEM_CREATE_IF_NONEXISTENT,
-        NULL /* context */,
         base::Bind(&ExpectOk));
     base::MessageLoop::current()->RunUntilIdle();
     ASSERT_EQ(base::PLATFORM_FILE_OK, CreateDirectory(SourceURL("")));