Remove some unused files in libgtk2ui

chrome/browser/ui/libgtk2ui/gtk2_signal_registrar.cc

-// Copyright (c) 2011 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/ui/libgtk2ui/gtk2_signal_registrar.h"
-
-#include <glib-object.h>
-
-#include "base/logging.h"
-#include "chrome/browser/ui/libgtk2ui/g_object_destructor_filo.h"
-
-namespace libgtk2ui {
-
-Gtk2SignalRegistrar::Gtk2SignalRegistrar() {
-}
-
-Gtk2SignalRegistrar::~Gtk2SignalRegistrar() {
-  for (HandlerMap::iterator list_iter = handler_lists_.begin();
-       list_iter != handler_lists_.end(); ++list_iter) {
-    GObject* object = list_iter->first;
-    GObjectDestructorFILO::GetInstance()->Disconnect(
-        object, WeakNotifyThunk, this);
-
-    HandlerList& handlers = list_iter->second;
-    for (HandlerList::iterator ids_iter = handlers.begin();
-         ids_iter != handlers.end(); ++ids_iter) {
-      g_signal_handler_disconnect(object, *ids_iter);
-    }
-  }
-}
-
-glong Gtk2SignalRegistrar::Connect(gpointer instance,
-                                   const gchar* detailed_signal,
-                                   GCallback signal_handler,
-                                   gpointer data) {
-  return ConnectInternal(instance, detailed_signal, signal_handler, data,
-                         false);
-}
-
-glong Gtk2SignalRegistrar::ConnectAfter(gpointer instance,
-                                        const gchar* detailed_signal,
-                                        GCallback signal_handler,
-                                        gpointer data) {
-  return ConnectInternal(instance, detailed_signal, signal_handler, data, true);
-}
-
-glong Gtk2SignalRegistrar::ConnectInternal(gpointer instance,
-                                          const gchar* detailed_signal,
-                                          GCallback signal_handler,
-                                          gpointer data,
-                                          bool after) {
-  GObject* object = G_OBJECT(instance);
-
-  HandlerMap::iterator iter = handler_lists_.find(object);
-  if (iter == handler_lists_.end()) {
-    GObjectDestructorFILO::GetInstance()->Connect(
-        object, WeakNotifyThunk, this);
-    handler_lists_[object] = HandlerList();
-    iter = handler_lists_.find(object);
-  }
-
-  glong handler_id = after ?
-      g_signal_connect_after(instance, detailed_signal, signal_handler, data) :
-      g_signal_connect(instance, detailed_signal, signal_handler, data);
-  iter->second.push_back(handler_id);
-
-  return handler_id;
-}
-
-void Gtk2SignalRegistrar::WeakNotify(GObject* where_the_object_was) {
-  HandlerMap::iterator iter = handler_lists_.find(where_the_object_was);
-  if (iter == handler_lists_.end()) {
-    NOTREACHED();
-    return;
-  }
-  // The signal handlers will be disconnected automatically. Just erase the
-  // handler id list.
-  handler_lists_.erase(iter);
-}
-
-void Gtk2SignalRegistrar::DisconnectAll(gpointer instance) {
-  GObject* object = G_OBJECT(instance);
-  HandlerMap::iterator iter = handler_lists_.find(object);
-  if (iter == handler_lists_.end())
-    return;
-
-  GObjectDestructorFILO::GetInstance()->Disconnect(
-      object, WeakNotifyThunk, this);
-  HandlerList& handlers = iter->second;
-  for (HandlerList::iterator ids_iter = handlers.begin();
-       ids_iter != handlers.end(); ++ids_iter) {
-    g_signal_handler_disconnect(object, *ids_iter);
-  }
-
-  handler_lists_.erase(iter);
-}
-
-}  // namespace libgtk2ui