Delete the GTK+ port of Chrome.

ui/gfx/gtk_native_view_id_manager.cc

Index: ui/gfx/gtk_native_view_id_manager.cc
diff --git a/ui/gfx/gtk_native_view_id_manager.cc b/ui/gfx/gtk_native_view_id_manager.cc
deleted file mode 100644
index 0844b190dd92cb378e5c1500465b56176f4c222b..0000000000000000000000000000000000000000
--- a/ui/gfx/gtk_native_view_id_manager.cc
+++ /dev/null
@@ -1,254 +0,0 @@
-// 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 "ui/gfx/gtk_native_view_id_manager.h"
-
-#include <gdk/gdkx.h>
-#include <gtk/gtk.h>
-
-#include "base/logging.h"
-#include "base/memory/singleton.h"
-#include "base/rand_util.h"
-#include "ui/gfx/gdk_compat.h"
-#include "ui/gfx/gtk_compat.h"
-#include "ui/gfx/gtk_preserve_window.h"
-
-// -----------------------------------------------------------------------------
-// Bounce functions for GTK to callback into a C++ object...
-
-void OnRealize(gfx::NativeView widget, void* arg) {
-  GtkNativeViewManager* manager = reinterpret_cast<GtkNativeViewManager*>(arg);
-  manager->OnRealize(widget);
-}
-
-void OnUnrealize(gfx::NativeView widget, void *arg) {
-  GtkNativeViewManager* manager = reinterpret_cast<GtkNativeViewManager*>(arg);
-  manager->OnUnrealize(widget);
-}
-
-static void OnDestroy(GtkObject* obj, void* arg) {
-  GtkNativeViewManager* manager = reinterpret_cast<GtkNativeViewManager*>(arg);
-  manager->OnDestroy(reinterpret_cast<GtkWidget*>(obj));
-}
-
-// -----------------------------------------------------------------------------
-
-
-// -----------------------------------------------------------------------------
-// Public functions...
-
-GtkNativeViewManager::GtkNativeViewManager() {
-}
-
-GtkNativeViewManager::~GtkNativeViewManager() {
-}
-
-// static
-GtkNativeViewManager* GtkNativeViewManager::GetInstance() {
-  return Singleton<GtkNativeViewManager>::get();
-}
-
-gfx::NativeViewId GtkNativeViewManager::GetIdForWidget(gfx::NativeView widget) {
-  // This is just for unit tests:
-  if (!widget)
-    return 0;
-
-  base::AutoLock locked(lock_);
-
-  std::map<gfx::NativeView, gfx::NativeViewId>::const_iterator i =
-    native_view_to_id_.find(widget);
-
-  if (i != native_view_to_id_.end())
-    return i->second;
-
-  gfx::NativeViewId new_id =
-      static_cast<gfx::NativeViewId>(base::RandUint64());
-  while (id_to_info_.find(new_id) != id_to_info_.end())
-    new_id = static_cast<gfx::NativeViewId>(base::RandUint64());
-
-  NativeViewInfo info;
-  info.widget = widget;
-  if (gtk_widget_get_realized(widget)) {
-    GdkWindow *gdk_window = gtk_widget_get_window(widget);
-    DCHECK(gdk_window);
-    info.x_window_id = GDK_WINDOW_XID(gdk_window);
-  }
-
-  native_view_to_id_[widget] = new_id;
-  id_to_info_[new_id] = info;
-
-  g_signal_connect(widget, "realize", G_CALLBACK(::OnRealize), this);
-  g_signal_connect(widget, "unrealize", G_CALLBACK(::OnUnrealize), this);
-  g_signal_connect(widget, "destroy", G_CALLBACK(::OnDestroy), this);
-
-  return new_id;
-}
-
-bool GtkNativeViewManager::GetXIDForId(XID* output, gfx::NativeViewId id) {
-  base::AutoLock locked(lock_);
-
-  std::map<gfx::NativeViewId, NativeViewInfo>::const_iterator i =
-      id_to_info_.find(id);
-
-  if (i == id_to_info_.end())
-    return false;
-
-  *output = i->second.x_window_id;
-  return true;
-}
-
-bool GtkNativeViewManager::GetNativeViewForId(gfx::NativeView* output,
-                                              gfx::NativeViewId id) {
-  base::AutoLock locked(lock_);
-
-  std::map<gfx::NativeViewId, NativeViewInfo>::const_iterator i =
-      id_to_info_.find(id);
-
-  if (i == id_to_info_.end())
-    return false;
-
-  *output = i->second.widget;
-  return true;
-}
-
-bool GtkNativeViewManager::GetPermanentXIDForId(XID* output,
-                                                gfx::NativeViewId id) {
-  base::AutoLock locked(lock_);
-
-  std::map<gfx::NativeViewId, NativeViewInfo>::iterator i =
-      id_to_info_.find(id);
-
-  if (i == id_to_info_.end())
-    return false;
-
-  // We only return permanent XIDs for widgets that allow us to guarantee that
-  // the XID will not change.
-  DCHECK(GTK_IS_PRESERVE_WINDOW(i->second.widget));
-  GtkPreserveWindow* widget =
-      reinterpret_cast<GtkPreserveWindow*>(i->second.widget);
-  gtk_preserve_window_set_preserve(widget, TRUE);
-
-  *output = GDK_WINDOW_XID(gtk_widget_get_window(i->second.widget));
-
-  // Update the reference count on the permanent XID.
-  PermanentXIDInfo info;
-  info.widget = widget;
-  info.ref_count = 1;
-  std::pair<std::map<XID, PermanentXIDInfo>::iterator, bool> ret =
-    perm_xid_to_info_.insert(std::make_pair(*output, info));
-
-  if (!ret.second) {
-    DCHECK(ret.first->second.widget == widget);
-    ret.first->second.ref_count++;
-  }
-
-  return true;
-}
-
-bool GtkNativeViewManager::AddRefPermanentXID(XID xid) {
-  base::AutoLock locked(lock_);
-
-  std::map<XID, PermanentXIDInfo>::iterator i =
-    perm_xid_to_info_.find(xid);
-
-  if (i == perm_xid_to_info_.end())
-    return false;
-
-  i->second.ref_count++;
-
-  return true;
-}
-
-void GtkNativeViewManager::ReleasePermanentXID(XID xid) {
-  base::AutoLock locked(lock_);
-
-  std::map<XID, PermanentXIDInfo>::iterator i =
-    perm_xid_to_info_.find(xid);
-
-  if (i == perm_xid_to_info_.end())
-    return;
-
-  if (i->second.ref_count > 1) {
-    i->second.ref_count--;
-  } else {
-    if (i->second.widget) {
-      gtk_preserve_window_set_preserve(i->second.widget, FALSE);
-    } else {
-      GdkWindow* window = reinterpret_cast<GdkWindow*>(
-          gdk_x11_window_lookup_for_display(gdk_display_get_default(), xid));
-      DCHECK(window);
-      gdk_window_destroy(window);
-    }
-    perm_xid_to_info_.erase(i);
-  }
-}
-
-// -----------------------------------------------------------------------------
-
-
-// -----------------------------------------------------------------------------
-// Private functions...
-
-gfx::NativeViewId GtkNativeViewManager::GetWidgetId(gfx::NativeView widget) {
-  lock_.AssertAcquired();
-
-  std::map<gfx::NativeView, gfx::NativeViewId>::const_iterator i =
-    native_view_to_id_.find(widget);
-
-  CHECK(i != native_view_to_id_.end());
-  return i->second;
-}
-
-void GtkNativeViewManager::OnRealize(gfx::NativeView widget) {
-  base::AutoLock locked(lock_);
-
-  const gfx::NativeViewId id = GetWidgetId(widget);
-  std::map<gfx::NativeViewId, NativeViewInfo>::iterator i =
-    id_to_info_.find(id);
-
-  CHECK(i != id_to_info_.end());
-
-  GdkWindow* gdk_window = gtk_widget_get_window(widget);
-  CHECK(gdk_window);
-  i->second.x_window_id = GDK_WINDOW_XID(gdk_window);
-}
-
-void GtkNativeViewManager::OnUnrealize(gfx::NativeView widget) {
-  base::AutoLock locked(lock_);
-
-  const gfx::NativeViewId id = GetWidgetId(widget);
-  std::map<gfx::NativeViewId, NativeViewInfo>::iterator i =
-    id_to_info_.find(id);
-
-  CHECK(i != id_to_info_.end());
-}
-
-void GtkNativeViewManager::OnDestroy(gfx::NativeView widget) {
-  base::AutoLock locked(lock_);
-
-  std::map<gfx::NativeView, gfx::NativeViewId>::iterator i =
-    native_view_to_id_.find(widget);
-  CHECK(i != native_view_to_id_.end());
-
-  std::map<gfx::NativeViewId, NativeViewInfo>::iterator j =
-    id_to_info_.find(i->second);
-  CHECK(j != id_to_info_.end());
-
-  // If the XID is supposed to outlive the widget, mark it
-  // in the lookup table.
-  if (GTK_IS_PRESERVE_WINDOW(widget) &&
-      gtk_preserve_window_get_preserve(
-          reinterpret_cast<GtkPreserveWindow*>(widget))) {
-    std::map<XID, PermanentXIDInfo>::iterator k =
-        perm_xid_to_info_.find(GDK_WINDOW_XID(gtk_widget_get_window(widget)));
-
-    if (k != perm_xid_to_info_.end())
-      k->second.widget = NULL;
-  }
-
-  native_view_to_id_.erase(i);
-  id_to_info_.erase(j);
-}
-
-// -----------------------------------------------------------------------------