Delete the GTK+ port of Chrome.

chrome/browser/ui/gtk/hung_renderer_dialog_gtk.cc

Index: chrome/browser/ui/gtk/hung_renderer_dialog_gtk.cc
diff --git a/chrome/browser/ui/gtk/hung_renderer_dialog_gtk.cc b/chrome/browser/ui/gtk/hung_renderer_dialog_gtk.cc
deleted file mode 100644
index 138c28c5b9c89e6f653d9ccf039d9c76c7a1c9c4..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/gtk/hung_renderer_dialog_gtk.cc
+++ /dev/null
@@ -1,269 +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 "chrome/browser/ui/browser_dialogs.h"
-
-#include <gtk/gtk.h>
-
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/favicon/favicon_tab_helper.h"
-#include "chrome/browser/ui/gtk/gtk_util.h"
-#include "chrome/browser/ui/tab_contents/core_tab_helper.h"
-#include "chrome/browser/ui/tab_contents/tab_contents_iterator.h"
-#include "chrome/common/logging_chrome.h"
-#include "content/public/browser/render_process_host.h"
-#include "content/public/browser/render_view_host.h"
-#include "content/public/browser/web_contents.h"
-#include "content/public/common/result_codes.h"
-#include "grit/chromium_strings.h"
-#include "grit/generated_resources.h"
-#include "grit/theme_resources.h"
-#include "third_party/skia/include/core/SkBitmap.h"
-#include "ui/base/gtk/gtk_hig_constants.h"
-#include "ui/base/gtk/gtk_signal.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/gtk_util.h"
-#include "ui/gfx/image/image.h"
-
-using content::WebContents;
-
-namespace {
-
-// A wrapper class that represents the Gtk dialog.
-class HungRendererDialogGtk {
- public:
-  HungRendererDialogGtk();
-  ~HungRendererDialogGtk() {}
-  void ShowForWebContents(WebContents* hung_contents);
-  void Hide();
-  void EndForWebContents(WebContents* hung_contents);
-
- private:
-  // Dismiss the panel if |contents_| is closed or its renderer exits.
-  class WebContentsObserverImpl : public content::WebContentsObserver {
-   public:
-    WebContentsObserverImpl(HungRendererDialogGtk* dialog,
-                            WebContents* contents)
-        : content::WebContentsObserver(contents),
-          dialog_(dialog) {
-    }
-
-    // content::WebContentsObserver overrides:
-    virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE {
-      dialog_->Hide();
-    }
-    virtual void WebContentsDestroyed(WebContents* tab) OVERRIDE {
-      dialog_->Hide();
-    }
-
-   private:
-    HungRendererDialogGtk* dialog_;  // weak
-
-    DISALLOW_COPY_AND_ASSIGN(WebContentsObserverImpl);
-  };
-
-  // The GtkTreeView column ids.
-  enum {
-    COL_FAVICON,
-    COL_TITLE,
-    COL_COUNT,
-  };
-
-  // Create the gtk dialog and add the widgets.
-  void Init();
-
-  CHROMEGTK_CALLBACK_1(HungRendererDialogGtk, void, OnResponse, int);
-
-  GtkDialog* dialog_;
-  GtkListStore* model_;
-  WebContents* contents_;
-  scoped_ptr<WebContentsObserverImpl> contents_observer_;
-
-  DISALLOW_COPY_AND_ASSIGN(HungRendererDialogGtk);
-};
-
-// We only support showing one of these at a time per app.
-HungRendererDialogGtk* g_instance = NULL;
-
-// The response ID for the "Kill pages" button.  Anything positive should be
-// fine (the built in GtkResponseTypes are negative numbers).
-const int kKillPagesButtonResponse = 1;
-
-HungRendererDialogGtk::HungRendererDialogGtk()
-    : dialog_(NULL), model_(NULL), contents_(NULL) {
-  Init();
-}
-
-void HungRendererDialogGtk::Init() {
-  dialog_ = GTK_DIALOG(gtk_dialog_new_with_buttons(
-      l10n_util::GetStringUTF8(IDS_BROWSER_HANGMONITOR_RENDERER_TITLE).c_str(),
-      NULL,  // No parent because tabs can span multiple windows.
-      GTK_DIALOG_NO_SEPARATOR,
-      l10n_util::GetStringUTF8(IDS_BROWSER_HANGMONITOR_RENDERER_END).c_str(),
-      kKillPagesButtonResponse,
-      l10n_util::GetStringUTF8(IDS_BROWSER_HANGMONITOR_RENDERER_WAIT).c_str(),
-      GTK_RESPONSE_OK,
-      NULL));
-  gtk_dialog_set_default_response(dialog_, GTK_RESPONSE_OK);
-  g_signal_connect(dialog_, "delete-event",
-                   G_CALLBACK(gtk_widget_hide_on_delete), NULL);
-  g_signal_connect(dialog_, "response", G_CALLBACK(OnResponseThunk), this);
-
-  // We have an hbox with the frozen icon on the left.  On the right,
-  // we have a vbox with the unresponsive text on top and a table of
-  // tabs on bottom.
-  // ·-----------------------------------·
-  // |·---------------------------------·|
-  // ||·----·|·------------------------·||
-  // |||icon|||                        |||
-  // ||·----·|| The folowing page(s).. |||
-  // ||      ||                        |||
-  // ||      ||------------------------|||
-  // ||      || table of tabs          |||
-  // ||      |·------------------------·||
-  // |·---------------------------------·|
-  // |                                   |
-  // |         kill button    wait button|
-  // ·-----------------------------------·
-  GtkWidget* content_area = gtk_dialog_get_content_area(dialog_);
-  gtk_box_set_spacing(GTK_BOX(content_area), ui::kContentAreaSpacing);
-
-  GtkWidget* hbox = gtk_hbox_new(FALSE, 12);
-  gtk_box_pack_start(GTK_BOX(content_area), hbox, TRUE, TRUE, 0);
-
-  // Wrap the icon in a vbox so it stays top aligned.
-  GtkWidget* icon_vbox = gtk_vbox_new(FALSE, 0);
-  gtk_box_pack_start(GTK_BOX(hbox), icon_vbox, FALSE, FALSE, 0);
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-  GdkPixbuf* icon_pixbuf = rb.GetNativeImageNamed(
-      IDR_FROZEN_TAB_ICON).ToGdkPixbuf();
-  GtkWidget* icon = gtk_image_new_from_pixbuf(icon_pixbuf);
-  gtk_box_pack_start(GTK_BOX(icon_vbox), icon, FALSE, FALSE, 0);
-
-  GtkWidget* vbox = gtk_vbox_new(FALSE, ui::kControlSpacing);
-  gtk_box_pack_start(GTK_BOX(hbox), vbox, TRUE, TRUE, 0);
-
-  GtkWidget* text = gtk_label_new(
-      l10n_util::GetStringUTF8(IDS_BROWSER_HANGMONITOR_RENDERER).c_str());
-  gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
-  gtk_box_pack_start(GTK_BOX(vbox), text, FALSE, FALSE, 0);
-
-  GtkWidget* scroll_list = gtk_scrolled_window_new(NULL, NULL);
-  gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll_list),
-      GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
-  gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scroll_list),
-                                      GTK_SHADOW_ETCHED_IN);
-  gtk_box_pack_start(GTK_BOX(vbox), scroll_list, TRUE, TRUE, 0);
-
-  // The list of hung tabs is GtkTreeView with a GtkListStore as the model.
-  model_ = gtk_list_store_new(COL_COUNT, GDK_TYPE_PIXBUF, G_TYPE_STRING);
-  GtkWidget* tree_view = gtk_tree_view_new_with_model(
-      GTK_TREE_MODEL(model_));
-  g_object_unref(model_);
-  gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(tree_view), FALSE);
-  GtkTreeViewColumn* column = gtk_tree_view_column_new();
-  GtkCellRenderer* renderer = gtk_cell_renderer_pixbuf_new();
-  gtk_tree_view_column_pack_start(column, renderer, FALSE);
-  gtk_tree_view_column_add_attribute(column, renderer, "pixbuf", COL_FAVICON);
-  renderer = gtk_cell_renderer_text_new();
-  gtk_tree_view_column_pack_start(column, renderer, TRUE);
-  gtk_tree_view_column_add_attribute(column, renderer, "text", COL_TITLE);
-
-  gtk_tree_view_append_column(GTK_TREE_VIEW(tree_view), column);
-  gtk_container_add(GTK_CONTAINER(scroll_list), tree_view);
-}
-
-void HungRendererDialogGtk::ShowForWebContents(WebContents* hung_contents) {
-  DCHECK(hung_contents && dialog_);
-  contents_ = hung_contents;
-  contents_observer_.reset(new WebContentsObserverImpl(this, contents_));
-  gtk_list_store_clear(model_);
-
-  GtkTreeIter tree_iter;
-  for (TabContentsIterator it; !it.done(); it.Next()) {
-    if (it->GetRenderProcessHost() == hung_contents->GetRenderProcessHost()) {
-      gtk_list_store_append(model_, &tree_iter);
-      std::string title = base::UTF16ToUTF8(it->GetTitle());
-      if (title.empty())
-        title = base::UTF16ToUTF8(CoreTabHelper::GetDefaultTitle());
-      FaviconTabHelper* favicon_tab_helper =
-          FaviconTabHelper::FromWebContents(*it);
-      SkBitmap favicon = favicon_tab_helper->GetFavicon().AsBitmap();
-
-      GdkPixbuf* pixbuf = NULL;
-      if (favicon.width() > 0)
-        pixbuf = gfx::GdkPixbufFromSkBitmap(favicon);
-      gtk_list_store_set(model_, &tree_iter,
-          COL_FAVICON, pixbuf,
-          COL_TITLE, title.c_str(),
-          -1);
-      if (pixbuf)
-        g_object_unref(pixbuf);
-    }
-  }
-  gtk_util::ShowDialog(GTK_WIDGET(dialog_));
-}
-
-void HungRendererDialogGtk::Hide() {
-  gtk_widget_hide(GTK_WIDGET(dialog_));
-  // Since we're closing, we no longer need this WebContents.
-  contents_observer_.reset();
-  contents_ = NULL;
-}
-
-void HungRendererDialogGtk::EndForWebContents(WebContents* contents) {
-  DCHECK(contents);
-  if (contents_ && contents_->GetRenderProcessHost() ==
-      contents->GetRenderProcessHost()) {
-    Hide();
-  }
-}
-
-// When the user clicks a button on the dialog or closes the dialog, this
-// callback is called.
-void HungRendererDialogGtk::OnResponse(GtkWidget* dialog, int response_id) {
-  DCHECK(g_instance == this);
-  switch (response_id) {
-    case kKillPagesButtonResponse:
-      // Kill the process.
-      if (contents_ && contents_->GetRenderProcessHost()) {
-        base::KillProcess(contents_->GetRenderProcessHost()->GetHandle(),
-                          content::RESULT_CODE_HUNG, false);
-      }
-      break;
-
-    case GTK_RESPONSE_OK:
-    case GTK_RESPONSE_DELETE_EVENT:
-      // Start waiting again for responsiveness.
-      if (contents_ && contents_->GetRenderViewHost())
-        contents_->GetRenderViewHost()->RestartHangMonitorTimeout();
-      break;
-    default:
-      NOTREACHED();
-  }
-
-  gtk_widget_destroy(GTK_WIDGET(dialog_));
-  delete g_instance;
-  g_instance = NULL;
-}
-
-}  // namespace
-
-namespace chrome {
-
-void ShowHungRendererDialog(WebContents* contents) {
-  if (!logging::DialogsAreSuppressed()) {
-    if (!g_instance)
-      g_instance = new HungRendererDialogGtk();
-    g_instance->ShowForWebContents(contents);
-  }
-}
-
-void HideHungRendererDialog(WebContents* contents) {
-  if (!logging::DialogsAreSuppressed() && g_instance)
-    g_instance->EndForWebContents(contents);
-}
-
-}  // namespace chrome