drive: Deal with the root directory in the same way as others in MoveOperation.

chrome/browser/google_apis/gdata_wapi_operations_unittest.cc

 // Copyright (c) 2012 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 <algorithm>
 #include <map>
 
 #include "base/bind.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 806 matching lines @@
 }
 
 TEST_F(GDataWapiOperationsTest, RemoveResourceFromDirectoryOperation) {
   GDataErrorCode result_code = GDATA_OTHER_ERROR;
 
   // Remove a file from the root directory.
   RemoveResourceFromDirectoryOperation* operation =
       new RemoveResourceFromDirectoryOperation(
           &operation_registry_,
           request_context_getter_.get(),
+          *url_generator_,
           base::Bind(&CopyResultFromEntryActionCallbackAndQuit,
                      &result_code),
           test_server_.GetURL("/feeds/default/private/full/folder%3Aroot"),
           "file:2_file_resource_id");
 
   operation->Start(kTestGDataAuthToken, kTestUserAgent,
                    base::Bind(&test_util::DoNothingForReAuthenticateCallback));
   MessageLoop::current()->Run();
 
   EXPECT_EQ(HTTP_SUCCESS, result_code);
@@ skipping 574 matching lines @@
   EXPECT_EQ(base::Int64ToString(kUploadContent.size()),
             http_request_.headers["X-Upload-Content-Length"]);
   // For updating an existing file, an empty body should be attached (PUT
   // requires a body)
   EXPECT_TRUE(http_request_.has_content);
   EXPECT_EQ("", http_request_.content);
   EXPECT_EQ(kWrongETag, http_request_.headers["If-Match"]);
 }
 
 }  // namespace google_apis