Get AboutResource as account metadata for Drive V2.

chrome/browser/chromeos/gdata/gdata_files.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 "chrome/browser/chromeos/gdata/gdata_files.h"
 
 #include <leveldb/db.h>
 #include <vector>
 
 #include "base/message_loop_proxy.h"
@@ skipping 308 matching lines @@
                                                    ++max_modifier));
     }
   }
   entry->set_base_name(full_file_name.value());
 
   DVLOG(1) << "AddEntry: dir = " << GetFilePath().value()
            << ", file = " + entry->base_name()
            << ", parent resource = " << entry->parent_resource_id()
            << ", resource = " + entry->resource_id();
 
-
   // Add entry to resource map.
   if (directory_service_)
     directory_service_->AddEntryToResourceMap(entry);
 
   // Setup child and parent links.
   AddChild(entry);
   entry->SetParent(this);
 }
 
 bool GDataDirectory::TakeOverEntries(GDataDirectory* dir) {
@@ skipping 207 matching lines @@
 
 // GDataDirectoryService class implementation.
 
 GDataDirectoryService::GDataDirectoryService()
     : blocking_task_runner_(NULL),
       serialized_size_(0),
       largest_changestamp_(0),
       origin_(UNINITIALIZED),
       weak_ptr_factory_(ALLOW_THIS_IN_INITIALIZER_LIST(this)) {
   root_.reset(new GDataDirectory(NULL, this));
-  root_->set_title(kGDataRootDirectory);
-  root_->SetBaseNameFromTitle();
-  root_->set_resource_id(kGDataRootDirectoryResourceId);
-  AddEntryToResourceMap(root_.get());
+  if (!util::IsDriveV2ApiEnabled())
+    InitializeRootEntry(kGDataRootDirectoryResourceId);
 }
 
 GDataDirectoryService::~GDataDirectoryService() {
   ClearRoot();
 
   // Ensure db is closed on the blocking pool.
   if (blocking_task_runner_ && directory_service_db_.get())
     blocking_task_runner_->DeleteSoon(FROM_HERE,
                                       directory_service_db_.release());
 }
 
+void GDataDirectoryService::InitializeRootEntry(const std::string& root_id) {
+  root_.reset(new GDataDirectory(NULL, this));
+  root_->set_title(kGDataRootDirectory);
+  root_->SetBaseNameFromTitle();
+  root_->set_resource_id(root_id);
+  AddEntryToResourceMap(root_.get());
+}
+
 void GDataDirectoryService::ClearRoot() {
   // Note that children have a reference to root_,
   // so we need to delete them here.
   root_->RemoveChildren();
   RemoveEntryFromResourceMap(root_.get());
   DCHECK(resource_map_.empty());
   resource_map_.clear();
   root_.reset();
 }
 
@@ skipping 224 matching lines @@
       version != kProtoVersion) {
     if (!callback.is_null())
       callback.Run(GDATA_FILE_ERROR_FAILED);
     return;
   }
   serialized_resources->erase(iter);
 
   // Get the largest changestamp.
   iter = serialized_resources->find(kDBKeyLargestChangestamp);
   if (iter == serialized_resources->end() ||
-      !base::StringToInt(iter->second, &largest_changestamp_)) {
+      !base::StringToInt64(iter->second, &largest_changestamp_)) {
     NOTREACHED() << "Could not find/parse largest_changestamp";
     if (!callback.is_null())
       callback.Run(GDATA_FILE_ERROR_FAILED);
     return;
   } else {
     DVLOG(1) << "InitResourceMap largest_changestamp_" << largest_changestamp_;
     serialized_resources->erase(iter);
   }
 
   ResourceMap resource_map;
@@ skipping 385 matching lines @@
   DCHECK(result.get());
 
   result->second.path = second_path;
   result->second.error = error;
   result->second.proto = entry_proto.Pass();
 
   callback.Run(result.Pass());
 }
 
 }  // namespace gdata