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

sync/protocol/typed_url_specifics.proto

-// 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.
-//
-// Sync protocol datatype extension for typed urls.
-
-// Update proto_value_conversions{.h,.cc,_unittest.cc} if you change
-// any fields in this file.
-
-syntax = "proto2";
-
-option optimize_for = LITE_RUNTIME;
-option retain_unknown_fields = true;
-
-package sync_pb;
-
-// Properties of typed_url sync objects - fields correspond to similarly named
-// fields in history::URLRow.
-message TypedUrlSpecifics {
-  // Actual URL that was typed.
-  optional string url = 1;
-  // Title of the page corresponding to this URL.
-  optional string title = 2;
-  // The number of times this URL was typed. Deprecated since we no longer sync
-  // this information (it's inferred by the history code from the transition
-  // type for each visit).
-  // optional int32 typed_count = 3; (deprecated)
-  // True if the URL should be used for auto-complete.
-  optional bool hidden = 4;
-  // The number of visits (includes page reloads).
-  // repeated int64 visit = 5; (deprecated)
-  // The number of explicit navigations to this URL (excludes page reloads) -
-  // deprecated as we no longer sync this (history code infers this from the
-  // |visits| array).
-  // optional int32 visited_count = 6; (deprecated)
-  // Timestamps for all visits to this URL.
-  repeated int64 visits = 7 [packed=true];
-  // The PageTransition::Type for each of the visits in the |visit| array. Both
-  // arrays must be the same length.
-  repeated int32 visit_transitions = 8 [packed=true];
-}