[Sync] Move //sync to //components/sync.

sync/util/data_type_histogram.h

-// 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.
-
-#ifndef SYNC_UTIL_DATA_TYPE_HISTOGRAM_H_
-#define SYNC_UTIL_DATA_TYPE_HISTOGRAM_H_
-
-#include <string>
-
-#include "base/metrics/histogram_macros.h"
-#include "base/time/time.h"
-#include "sync/internal_api/public/base/model_type.h"
-
-// This function adds |value| to |sample| bucket of histogram |name|. |value|
-// should be greater or equal to 1 and |name| can be variable. DataTypes are
-// mapped to proper |sample| bucket by using ModelTypeToHistogramInt() function.
-// So different DataTypes play the role of different buckets in this histogram.
-void SyncRecordDatatypeBin(const std::string& name, int sample, int value);
-
-// For now, this just implements UMA_HISTOGRAM_LONG_TIMES. This can be adjusted
-// if we feel the min, max, or bucket count amount are not appropriate.
-#define SYNC_FREQ_HISTOGRAM(name, time) UMA_HISTOGRAM_CUSTOM_TIMES( \
-    name, time, base::TimeDelta::FromMilliseconds(1), \
-    base::TimeDelta::FromHours(1), 50)
-
-// Helper macro for datatype specific histograms. For each datatype, invokes
-// a pre-defined PER_DATA_TYPE_MACRO(type_str), where |type_str| is the string
-// version of the datatype.
-//
-// Example usage (ignoring newlines necessary for multiline macro):
-// std::vector<syncer::ModelType> types = GetEntryTypes();
-// for (int i = 0; i < types.size(); ++i) {
-// #define PER_DATA_TYPE_MACRO(type_str)
-//     UMA_HISTOGRAM_ENUMERATION("Sync." type_str "StartFailures",
-//                               error, max_error);
-//   SYNC_DATA_TYPE_HISTOGRAM(types[i]);
-// #undef PER_DATA_TYPE_MACRO
-// }
-//
-// TODO(zea): Once visual studio supports proper variadic argument replacement
-// in macros, pass in the histogram method directly as a parameter.
-// See http://connect.microsoft.com/VisualStudio/feedback/details/380090/
-// variadic-macro-replacement#details
-#define SYNC_DATA_TYPE_HISTOGRAM(datatype) \
-  do { \
-    switch (datatype) { \
-      case ::syncer::BOOKMARKS: \
-        PER_DATA_TYPE_MACRO("Bookmarks"); \
-        break; \
-      case ::syncer::PREFERENCES: \
-        PER_DATA_TYPE_MACRO("Preferences"); \
-        break; \
-      case ::syncer::PASSWORDS: \
-        PER_DATA_TYPE_MACRO("Passwords"); \
-        break; \
-      case ::syncer::AUTOFILL: \
-        PER_DATA_TYPE_MACRO("Autofill"); \
-        break; \
-      case ::syncer::AUTOFILL_PROFILE: \
-        PER_DATA_TYPE_MACRO("AutofillProfiles"); \
-        break; \
-      case ::syncer::AUTOFILL_WALLET_DATA: \
-        PER_DATA_TYPE_MACRO("AutofillWallet"); \
-        break; \
-      case ::syncer::AUTOFILL_WALLET_METADATA: \
-        PER_DATA_TYPE_MACRO("AutofillWalletMetadata"); \
-        break; \
-      case ::syncer::THEMES: \
-        PER_DATA_TYPE_MACRO("Themes"); \
-        break; \
-      case ::syncer::TYPED_URLS: \
-        PER_DATA_TYPE_MACRO("TypedUrls"); \
-        break; \
-      case ::syncer::EXTENSIONS: \
-        PER_DATA_TYPE_MACRO("Extensions"); \
-        break; \
-      case ::syncer::NIGORI: \
-        PER_DATA_TYPE_MACRO("Nigori"); \
-        break; \
-      case ::syncer::SEARCH_ENGINES: \
-        PER_DATA_TYPE_MACRO("SearchEngines"); \
-        break; \
-      case ::syncer::SESSIONS: \
-        PER_DATA_TYPE_MACRO("Sessions"); \
-        break; \
-      case ::syncer::APPS: \
-        PER_DATA_TYPE_MACRO("Apps"); \
-        break; \
-      case ::syncer::APP_LIST: \
-        PER_DATA_TYPE_MACRO("AppList"); \
-        break; \
-      case ::syncer::APP_SETTINGS: \
-        PER_DATA_TYPE_MACRO("AppSettings"); \
-        break; \
-      case ::syncer::ARC_PACKAGE: \
-        PER_DATA_TYPE_MACRO("ArcPackage"); \
-        break; \
-      case ::syncer::EXTENSION_SETTINGS: \
-        PER_DATA_TYPE_MACRO("ExtensionSettings"); \
-        break; \
-      case ::syncer::APP_NOTIFICATIONS: \
-        PER_DATA_TYPE_MACRO("AppNotifications"); \
-        break; \
-      case ::syncer::HISTORY_DELETE_DIRECTIVES: \
-        PER_DATA_TYPE_MACRO("HistoryDeleteDirectives"); \
-        break; \
-      case ::syncer::SYNCED_NOTIFICATIONS: \
-        PER_DATA_TYPE_MACRO("SyncedNotifications"); \
-        break; \
-      case ::syncer::SYNCED_NOTIFICATION_APP_INFO: \
-        PER_DATA_TYPE_MACRO("SyncedNotificationAppInfo"); \
-        break; \
-      case ::syncer::DEVICE_INFO: \
-        PER_DATA_TYPE_MACRO("DeviceInfo"); \
-        break; \
-      case ::syncer::EXPERIMENTS: \
-        PER_DATA_TYPE_MACRO("Experiments"); \
-        break; \
-      case ::syncer::PRIORITY_PREFERENCES: \
-        PER_DATA_TYPE_MACRO("PriorityPreferences"); \
-        break; \
-      case ::syncer::DICTIONARY: \
-        PER_DATA_TYPE_MACRO("Dictionary"); \
-        break; \
-      case ::syncer::FAVICON_IMAGES: \
-        PER_DATA_TYPE_MACRO("FaviconImages"); \
-        break; \
-      case ::syncer::FAVICON_TRACKING: \
-        PER_DATA_TYPE_MACRO("FaviconTracking"); \
-        break; \
-      case ::syncer::SUPERVISED_USER_SETTINGS: \
-        PER_DATA_TYPE_MACRO("ManagedUserSetting"); \
-        break; \
-      case ::syncer::SUPERVISED_USERS: \
-        PER_DATA_TYPE_MACRO("ManagedUser"); \
-        break; \
-      case ::syncer::SUPERVISED_USER_SHARED_SETTINGS: \
-        PER_DATA_TYPE_MACRO("ManagedUserSharedSetting"); \
-        break; \
-      case ::syncer::SUPERVISED_USER_WHITELISTS: \
-        PER_DATA_TYPE_MACRO("ManagedUserWhitelist"); \
-        break; \
-      case ::syncer::ARTICLES: \
-        PER_DATA_TYPE_MACRO("Article"); \
-        break; \
-      case ::syncer::WIFI_CREDENTIALS: \
-        PER_DATA_TYPE_MACRO("WifiCredentials"); \
-        break; \
-      case ::syncer::PROXY_TABS: \
-        PER_DATA_TYPE_MACRO("Tabs"); \
-        break; \
-      default: \
-        NOTREACHED() << "Unknown datatype " \
-                     << ::syncer::ModelTypeToString(datatype); \
-    } \
-  } while (0)
-
-#endif  // SYNC_UTIL_DATA_TYPE_HISTOGRAM_H_