Reland r105450: Linux: add basic bookmark menu support. More features can be added later.

chrome/browser/ui/gtk/bookmarks/bookmark_menu_controller_gtk.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/gtk/bookmarks/bookmark_menu_controller_gtk.h"
 
 #include <gtk/gtk.h>
 
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/bookmarks/bookmark_utils.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.h"
 #include "chrome/browser/ui/gtk/gtk_chrome_button.h"
 #include "chrome/browser/ui/gtk/gtk_theme_service.h"
 #include "chrome/browser/ui/gtk/gtk_util.h"
 #include "chrome/browser/ui/gtk/menu_gtk.h"
 #include "content/browser/tab_contents/page_navigator.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "grit/ui_resources.h"
 #include "ui/base/dragdrop/gtk_dnd_util.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/gtk_util.h"
 #include "webkit/glue/window_open_disposition.h"
 
 namespace {
 
-// TODO(estade): It might be a good idea to vary this by locale.
-const int kMaxChars = 50;
-
 void SetImageMenuItem(GtkWidget* menu_item,
                       const BookmarkNode* node,
                       BookmarkModel* model) {
   GdkPixbuf* pixbuf = bookmark_utils::GetPixbufForNode(node, model, true);
   gtk_image_menu_item_set_image(GTK_IMAGE_MENU_ITEM(menu_item),
                                 gtk_image_new_from_pixbuf(pixbuf));
   g_object_unref(pixbuf);
 }
 
 const BookmarkNode* GetNodeFromMenuItem(GtkWidget* menu_item) {
@@ skipping 321 matching lines @@
 }
 
 void BookmarkMenuController::OnMenuItemDragGet(
     GtkWidget* widget, GdkDragContext* context,
     GtkSelectionData* selection_data,
     guint target_type, guint time) {
   const BookmarkNode* node = bookmark_utils::BookmarkNodeForWidget(widget);
   bookmark_utils::WriteBookmarkToSelection(node, selection_data, target_type,
                                            profile_);
 }