Introduce RemoveRowTableModel interface, let GeolocationExceptionsTableModel derive from it.

chrome/browser/geolocation/geolocation_exceptions_table_model.cc

 // Copyright (c) 2010 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/geolocation/geolocation_exceptions_table_model.h"
 
 #include "app/l10n_util.h"
 #include "app/l10n_util_collator.h"
 #include "app/table_model_observer.h"
 #include "base/utf_string_conversions.h"
@@ skipping 39 matching lines @@
     GeolocationContentSettingsMap* map)
     : map_(map),
       observer_(NULL) {
   GeolocationContentSettingsMap::AllOriginsSettings settings(
       map_->GetAllOriginsSettings());
   GeolocationContentSettingsMap::AllOriginsSettings::const_iterator i;
   for (i = settings.begin(); i != settings.end(); ++i)
     AddEntriesForOrigin(i->first, i->second);
 }
 
-bool GeolocationExceptionsTableModel::CanRemoveExceptions(
+bool GeolocationExceptionsTableModel::CanRemoveRows(
     const Rows& rows) const {
   for (Rows::const_iterator i(rows.begin()); i != rows.end(); ++i) {
     const Entry& entry = entries_[*i];
     if ((entry.origin == entry.embedding_origin) &&
         (entry.setting == CONTENT_SETTING_DEFAULT)) {
       for (size_t j = (*i) + 1;
            (j < entries_.size()) && (entries_[j].origin == entry.origin); ++j) {
         if (!rows.count(j))
           return false;
       }
     }
   }
   return !rows.empty();
 }
 
-void GeolocationExceptionsTableModel::RemoveExceptions(const Rows& rows) {
+void GeolocationExceptionsTableModel::RemoveRows(const Rows& rows) {
   for (Rows::const_reverse_iterator i(rows.rbegin()); i != rows.rend(); ++i) {
     size_t row = *i;
     Entry* entry = &entries_[row];
     GURL entry_origin(entry->origin);  // Copy, not reference, since we'll erase
                                        // |entry| before we're done with this.
     bool next_has_same_origin = ((row + 1) < entries_.size()) &&
         (entries_[row + 1].origin == entry_origin);
     bool has_children = (entry_origin == entry->embedding_origin) &&
         next_has_same_origin;
     map_->SetContentSetting(entry_origin, entry->embedding_origin,
@@ skipping 153 matching lines @@
 }
 
 // static
 GeolocationExceptionsTableModel::Entry::Entry(
     const GURL& in_origin, const GURL& in_embedding_origin,
     ContentSetting in_setting)
     : origin(in_origin),
       embedding_origin(in_embedding_origin),
       setting(in_setting) {
 }