Remove HistoryPublisher code.

chrome/browser/history/history_indexer.idl

-// Copyright (c) 2008 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.
-
-import "oaidl.idl";
-import "ocidl.idl";
-
-// This class is deprecated and will be removed once all existing
-// users are gone: see http://crbug.com/161116.
-
-[
-  object,
-  uuid(9C1100DD-51D4-4827-AE9F-3B8FAC4AED72),
-  oleautomation,
-  nonextensible,
-  pointer_default(unique)
-]
-interface IChromeHistoryIndexer : IUnknown {
-  // This is the method called by Chrome to send content and thumbnail of the
-  // page to be indexed. The html content and thumbnail for the same url
-  // are sent at different points in time. The thumbnail_format and
-  // thumbnail parameters will be NULL when sending only the content.
-  // |time| - The last time at which user visited the page. The time is in UTC.
-  // |url| - The url of the page being published for indexing.
-  // |html| - The html content of the page being published for indexing.
-  // |title| - The url of the page being published for indexing.
-  // |thumbnail_format| - The format of the thumbnail image. It is currently
-  //                      "image/jpeg", indicating that the thumbail is in jpeg
-  //                      format.
-  // |thumbnail| - This is an array of bytes that represents the thumbnail in
-  //               the format specified by the "thumbnail_format" parameter.
-  HRESULT SendPageData([in] VARIANT time,
-                       [in] BSTR url,
-                       [in] BSTR html,
-                       [in] BSTR title,
-                       [in] BSTR thumbnail_format,
-                       [in] VARIANT thumbnail);
-
-  // This method isn't used anymore.
-  HRESULT DeleteUserHistoryBetween([in] VARIANT begin_time,
-                                   [in] VARIANT end_time);
-};
-
-
-// This dummy library statement enforces the creation of a history_indexer.tlb.
-// This is necessary since MSVC assumes a .idl always creates a .tlb. Otherwise,
-// this .idl is always recompiled, giving many engs a headache.
-[
-  uuid(A5C5B8BE-E7E5-4cb9-A13B-B063361E7B6D),
-  helpstring("Dummy library")
-]
-library history_indexerLib
-{
-};