This adds a "killed tab" page and pages reload when killed on ChromeOS

chrome/browser/gtk/sad_tab_gtk.cc

 // Copyright (c) 2009 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/gtk/sad_tab_gtk.h"
 
 #include <string>
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "chrome/browser/google/google_util.h"
 #include "chrome/browser/gtk/gtk_chrome_link_button.h"
 #include "chrome/browser/gtk/gtk_util.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/common/url_constants.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "grit/theme_resources.h"
 
 namespace {
 
-// Background color of the content (a grayish blue).
-const GdkColor kBackgroundColor = GDK_COLOR_RGB(35, 48, 64);
+// Background color of the content (a grayish blue) for a crashed tab.
+const GdkColor kCrashedBackgroundColor = GDK_COLOR_RGB(35, 48, 64);
+
+// Background color of the content (a grayish purple) for a killed
+// tab.  TODO(gspencer): update this for the "real" color when the UI
+// team provides one.  See http://crosbug.com/10711
+const GdkColor kKilledBackgroundColor = GDK_COLOR_RGB(57, 48, 88);
 
 // Construct a centered GtkLabel with a white foreground.
 // |format| is a printf-style format containing a %s;
 // |str| is substituted into the format.
 GtkWidget* MakeWhiteMarkupLabel(const char* format, const std::string& str) {
   GtkWidget* label = gtk_label_new(NULL);
   char* markup = g_markup_printf_escaped(format, str.c_str());
+  UpdateLabelMarkup(label, format, str);
   gtk_label_set_markup(GTK_LABEL(label), markup);
   g_free(markup);
 
   // Center align and justify it.
   gtk_misc_set_alignment(GTK_MISC(label), 0.5, 0.5);
   gtk_label_set_justify(GTK_LABEL(label), GTK_JUSTIFY_CENTER);
 
   // Set text to white.
   GdkColor white = gtk_util::kGdkWhite;
   gtk_widget_modify_fg(label, GTK_STATE_NORMAL, &white);
 
   return label;
 }
 
 }  // namespace
 
-SadTabGtk::SadTabGtk(TabContents* tab_contents)
-  : tab_contents_(tab_contents) {
+SadTabGtk::SadTabGtk(TabContents* tab_contents, Kind kind)
+    : tab_contents_(tab_contents),
+      kind_(kind) {
   DCHECK(tab_contents_);
 
   // Use an event box to get the background painting correctly.
   event_box_.Own(gtk_event_box_new());
-  gtk_widget_modify_bg(event_box_.get(), GTK_STATE_NORMAL, &kBackgroundColor);
+  gtk_widget_modify_bg(event_box_.get(), GTK_STATE_NORMAL,
+                       kind == CRASHED ?
+                       &kCrashedBackgroundColor :
+                       &kKilledBackgroundColor);
   // Allow ourselves to be resized arbitrarily small.
   gtk_widget_set_size_request(event_box_.get(), 0, 0);
 
   GtkWidget* centering = gtk_alignment_new(0.5, 0.5, 0.0, 0.0);
   gtk_container_add(GTK_CONTAINER(event_box_.get()), centering);
 
   // Use a vertical box to contain icon, title, message and link.
   GtkWidget* vbox = gtk_vbox_new(FALSE, 0);
   gtk_container_add(GTK_CONTAINER(centering), vbox);
 
   // Add center-aligned image.
   GtkWidget* image = gtk_image_new_from_pixbuf(
-      ResourceBundle::GetSharedInstance().GetPixbufNamed(IDR_SAD_TAB));
+      ResourceBundle::GetSharedInstance().GetPixbufNamed(kind == CRASHED ?
+                                                         IDR_SAD_TAB :
+                                                         IDR_KILLED_TAB));
   gtk_misc_set_alignment(GTK_MISC(image), 0.5, 0.5);
   gtk_box_pack_start(GTK_BOX(vbox), image, FALSE, FALSE, 0);
 
   // Add spacer between image and title.
   GtkWidget* spacer = gtk_label_new(NULL);
   gtk_label_set_markup(GTK_LABEL(spacer), "<span size=\"larger\"> </span>");
   gtk_box_pack_start(GTK_BOX(vbox), spacer, FALSE, FALSE, 0);
 
   // Add center-aligned title.
   GtkWidget* title = MakeWhiteMarkupLabel(
       "<span size=\"larger\" style=\"normal\"><b>%s</b></span>",
-      l10n_util::GetStringUTF8(IDS_SAD_TAB_TITLE));
+      l10n_util::GetStringUTF8(kind == CRASHED ?
+                               IDS_SAD_TAB_TITLE :
+                               IDS_KILLED_TAB_TITLE));
   gtk_box_pack_start(GTK_BOX(vbox), title, FALSE, FALSE, 0);
 
   // Add spacer between title and message.
   spacer = gtk_label_new(" ");
   gtk_box_pack_start(GTK_BOX(vbox), spacer, FALSE, FALSE, 0);
 
   // Add center-aligned message.
-  GtkWidget* message =
-      MakeWhiteMarkupLabel("<span style=\"normal\">%s</span>",
-                           l10n_util::GetStringUTF8(IDS_SAD_TAB_MESSAGE));
+  GtkWidget* message = MakeWhiteMarkupLabel(
+      "<span style=\"normal\">%s</span>",
+      l10n_util::GetStringUTF8(kind == CRASHED ?
+                               IDS_SAD_TAB_MESSAGE :
+                               IDS_KILLED_TAB_MESSAGE));
   gtk_label_set_line_wrap(GTK_LABEL(message), TRUE);
   gtk_box_pack_start(GTK_BOX(vbox), message, FALSE, FALSE, 0);
 
   // Add spacer between message and link.
   spacer = gtk_label_new(" ");
   gtk_box_pack_start(GTK_BOX(vbox), spacer, FALSE, FALSE, 0);
 
   if (tab_contents_ != NULL) {
     // Add the learn-more link and center-align it in an alignment.
     GtkWidget* link = gtk_chrome_link_button_new(
         l10n_util::GetStringUTF8(IDS_LEARN_MORE).c_str());
     gtk_chrome_link_button_set_normal_color(GTK_CHROME_LINK_BUTTON(link),
                                             &gtk_util::kGdkWhite);
     g_signal_connect(link, "clicked", G_CALLBACK(OnLinkButtonClickThunk), this);
     GtkWidget* link_alignment = gtk_alignment_new(0.5, 0.5, 0.0, 0.0);
     gtk_container_add(GTK_CONTAINER(link_alignment), link);
     gtk_box_pack_start(GTK_BOX(vbox), link_alignment, FALSE, FALSE, 0);
   }
 
   gtk_widget_show_all(event_box_.get());
 }
 
 SadTabGtk::~SadTabGtk() {
   event_box_.Destroy();
 }
 
 void SadTabGtk::OnLinkButtonClick(GtkWidget* sender) {
   if (tab_contents_ != NULL) {
     GURL help_url =
-        google_util::AppendGoogleLocaleParam(GURL(chrome::kCrashReasonURL));
+        google_util::AppendGoogleLocaleParam(GURL(
+            kind_ == CRASHED ?
+            chrome::kCrashReasonURL :
+            chrome::kKillReasonURL));
     tab_contents_->OpenURL(help_url, GURL(), CURRENT_TAB, PageTransition::LINK);
   }
 }