Remove adapter method on HistoryBackend delegating to AndroidProviderBackend

chrome/browser/history/history_backend_android.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/history/history_backend.h"
-
-#include "chrome/browser/history/android/android_provider_backend.h"
-
-namespace history {
-
-AndroidURLID HistoryBackend::InsertHistoryAndBookmark(
-    const HistoryAndBookmarkRow& row) {
-  AndroidURLID id = 0;
-  if (android_provider_backend_)
-    id = android_provider_backend_->InsertHistoryAndBookmark(row);
-  return id;
-}
-
-AndroidStatement* HistoryBackend::QueryHistoryAndBookmarks(
-    const std::vector<HistoryAndBookmarkRow::ColumnID>& projections,
-    const std::string& selection,
-    const std::vector<base::string16>& selection_args,
-    const std::string& sort_order) {
-  AndroidStatement* statement = NULL;
-  if (android_provider_backend_) {
-    statement = android_provider_backend_->QueryHistoryAndBookmarks(
-        projections, selection, selection_args, sort_order);
-  }
-  return statement;
-}
-
-int HistoryBackend::UpdateHistoryAndBookmarks(
-    const HistoryAndBookmarkRow& row,
-    const std::string& selection,
-    const std::vector<base::string16>& selection_args) {
-  int count = 0;
-  if (android_provider_backend_) {
-    android_provider_backend_->UpdateHistoryAndBookmarks(
-        row, selection, selection_args, &count);
-  }
-  return count;
-}
-
-int HistoryBackend::DeleteHistoryAndBookmarks(
-    const std::string& selection,
-    const std::vector<base::string16>& selection_args) {
-  int count = 0;
-  if (android_provider_backend_) {
-    android_provider_backend_->DeleteHistoryAndBookmarks(
-        selection, selection_args, &count);
-  }
-  return count;
-}
-
-int HistoryBackend::DeleteHistory(
-    const std::string& selection,
-    const std::vector<base::string16>& selection_args) {
-  int count = 0;
-  if (android_provider_backend_) {
-    android_provider_backend_->DeleteHistory(selection, selection_args, &count);
-  }
-  return count;
-}
-
-// Statement -------------------------------------------------------------------
-
-int HistoryBackend::MoveStatement(history::AndroidStatement* statement,
-                                  int current_pos,
-                                  int destination) {
-  DCHECK_LE(-1, current_pos);
-  DCHECK_LE(-1, destination);
-
-  int cur = current_pos;
-  if (current_pos > destination) {
-    statement->statement()->Reset(false);
-    cur = -1;
-  }
-  for (; cur < destination; ++cur) {
-    if (!statement->statement()->Step())
-      break;
-  }
-
-  return cur;
-}
-
-void HistoryBackend::CloseStatement(AndroidStatement* statement) {
-  delete statement;
-}
-
-// Search Term -----------------------------------------------------------------
-
-SearchTermID HistoryBackend::InsertSearchTerm(const SearchRow& row) {
-  SearchTermID id = 0;
-  if (android_provider_backend_)
-    id = android_provider_backend_->InsertSearchTerm(row);
-  return id;
-}
-
-int HistoryBackend::UpdateSearchTerms(
-    const SearchRow& row,
-    const std::string& selection,
-    const std::vector<base::string16> selection_args) {
-  int count = 0;
-  if (android_provider_backend_) {
-    android_provider_backend_->UpdateSearchTerms(
-        row, selection, selection_args, &count);
-  }
-  return count;
-}
-
-int HistoryBackend::DeleteSearchTerms(
-    const std::string& selection,
-    const std::vector<base::string16> selection_args) {
-  int count = 0;
-  if (android_provider_backend_) {
-    android_provider_backend_->DeleteSearchTerms(
-        selection, selection_args, &count);
-  }
-  return count;
-}
-
-AndroidStatement* HistoryBackend::QuerySearchTerms(
-    const std::vector<SearchRow::ColumnID>& projections,
-    const std::string& selection,
-    const std::vector<base::string16>& selection_args,
-    const std::string& sort_order) {
-  AndroidStatement* statement = NULL;
-  if (android_provider_backend_) {
-    statement = android_provider_backend_->QuerySearchTerms(projections,
-        selection, selection_args, sort_order);
-  }
-  return statement;
-}
-
-}  // namespace history